GLENCOE
MATHEMATICS
Skills include:
■
Estimation
■
Factoring
■
Order of Operations
■
Decimal Operations
■
Fraction Operations
■
Integer Operations
■
Identifying and
Applying Properties
■
Measurement
■
Graphing
Course 3
Visit us online at:
math.glencoe.com
ISBN 0-07-860733-7
90000
Contents include:
■
9 780078607332
Practice worksheets for
35 Basic Math Skills
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ISBN: 0-07-860734-5
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Math Skills Maintenance, Course 3
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CONTENTS
Math Skill
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
Page
Using Order of Operations with Powers . . . . . . . . . . . . . . . . . . . . . . 1
Divisibility Patterns . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Prime Factorization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Greatest Common Factor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Equivalent Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Simplifying Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Least Common Multiple. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Comparing and Ordering Decimals . . . . . . . . . . . . . . . . . . . . . . . . . 15
Adding and Subtracting Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Multiplying Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Dividing Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Multiplying and Dividing Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Operations with Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Estimating with Decimals. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Mixed Numbers and Improper Fractions . . . . . . . . . . . . . . . . . . . . . 31
Adding and Subtracting Fractions with Like Denominators . . . . . . . 34
Adding and Subtracting Fractions with Unlike Denominators . . . . . 36
Adding and Subtracting Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Adding and Subtracting Mixed Numbers . . . . . . . . . . . . . . . . . . . . . 40
Multiplying Fractions and Mixed Numbers. . . . . . . . . . . . . . . . . . . . 42
Dividing Fractions and Mixed Numbers. . . . . . . . . . . . . . . . . . . . . . 44
Operations with Fractions and Mixed Numbers. . . . . . . . . . . . . . . . 46
Adding Integers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Subtracting Integers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Adding and Subtracting Integers . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Multiplying Integers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Dividing Integers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Multiplying and Dividing Integers. . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Identifying Properties. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Using Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Measurement: The Customary System . . . . . . . . . . . . . . . . . . . . . . 64
Measurement: The Metric System. . . . . . . . . . . . . . . . . . . . . . . . . . 67
Perimeter and Area of Rectangles . . . . . . . . . . . . . . . . . . . . . . . . . 70
Graphing Points on a Coordinate Plane . . . . . . . . . . . . . . . . . . . . . 73
Displaying Data on Graphs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
iii
NAME ________________________________________ DATE ______________ PERIOD _____
1
Math Skills Maintenance
Using Order of Operations with Powers
Find the value of each expression.
2. 122 ÷ 6 (3 5)
3. 33 2 64 ÷ 42
4. 9 7 (7 8 2)2
5. (72 1) 5 13
6. 100 23 8 7
7. (100 23 8) 7
8. 2[52 (8 4) 3]
9. (22 3)(32 2)
Skill 1
1. 52 8 6
10. (22 3) (32 2)
11. 72 8 7 4
12. 99 42 3 2
13. 82 43 1
14. 92 (7 2)2 50
15. (102 52) 25
16. (1 2)3 (2 3)2
17. (2 52) (32)
18. 33 1 15 5
19. 72 6 2 3
20. 47 7 5 24
21. 62 3 4 (23 1)
© Glencoe/McGraw-Hill
1
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
1
Math Skills Maintenance
Using Order of Operations with Powers
Find the value of each expression.
1. 23 9 5
2. 102 4 (4 6)
3. 42 3 63 32
4. 11 9 (10 9 3)2
5. (52 1) 2 26
6. 80 33 6 7
7. (80 33 6) 7
8. 5[82 (10 5) 3]
9. (42 5)(52 4)
10. (62 5) (52 6)
11. 92 2 9 15
12. 75 52 2 5
13. 102 52 60
14. 122 (4 2)2 100
15. (82 42) 30
16. (1 1)3 (1 1)2
17. (32 52) (17)
18. 45 2 14 7
19. 92 8 3 4
20. 88 6 2 32
21. 52 2 3 (42 2)
© Glencoe/McGraw-Hill
2
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
2
Math Skills Maintenance
Divisibility Patterns
Determine whether each given number is divisible by
2, 3, 4, 5, 6, 9, or 10.
2. 40
3. 94
4. 156
5. 275
6. 418
7. 690
8. 813
9. 997
10. 1,400
11. 1,358
12. 2,115
13. 4,990
14. 5,783
15. 10,556
Skill 2
1. 12
© Glencoe/McGraw-Hill
3
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
2
Math Skills Maintenance
Divisibility Patterns
Determine whether each given number is divisible by
2, 3, 4, 5, 6, 9, or 10.
1. 18
2. 60
3. 92
4. 168
5. 425
6. 499
7. 678
8. 825
9. 962
10. 1,600
11. 1,855
12. 2,337
13. 4,448
14. 6,950
15. 12,261
© Glencoe/McGraw-Hill
4
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
3
Math Skills Maintenance
Prime Factorization
Determine whether each number is prime, composite, or neither.
2. 44
3. 66
4. 67
5. 73
6. 113
7. 158
8. 247
9. 416
10. 643
11. 885
12. 957
13. 1,424
14. 1,883
15. 2,223
Skill 3
1. 31
© Glencoe/McGraw-Hill
5
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
3
Math Skills Maintenance
Prime Factorization
Determine whether each number is prime, composite, or neither.
1. 41
2. 54
3. 63
4. 71
5. 79
6. 117
7. 159
8. 361
9. 424
10. 681
11. 895
12. 991
13. 1,532
14. 1,951
15. 2,667
© Glencoe/McGraw-Hill
6
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
4
Math Skills Maintenance
Greatest Common Factor
Find the greatest common factor (GCF) of each set of numbers.
2. 14; 32
3. 25; 85
4. 66; 44
5. 16; 76
6. 21; 56
7. 45; 105
8. 18; 54
9. 72; 120
10. 88; 132
11. 78; 130
12. 340; 408
13. 128; 512
14. 165; 345
15. 1,000; 1,280
Skill 4
1. 24; 42
© Glencoe/McGraw-Hill
7
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
4
Math Skills Maintenance
Greatest Common Factor
Find the greatest common factor (GCF) of each set of numbers.
1. 12; 16; 44
2. 14; 28; 56
3. 20; 62; 72
4. 35; 60; 95
5. 18; 36; 87
6. 48; 112; 136
7. 34; 51; 102
8. 108; 162; 189
9. 120; 160; 212
© Glencoe/McGraw-Hill
10. 125; 225; 325
8
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
5
Math Skills Maintenance
Equivalent Fractions
Find the value that will make each set of fractions equivalent.
a
2
3
18
2.
48
b
7
56
3.
24
8
9
p
4.
21
7
t
75
5.
x
9
10
110
6.
5
25
60
k
7.
135
3
4
w
8.
27
m
16
48
9.
f
8
13
156
10.
28
4
c
175
11.
h
11
20
100
12.
y
64
4
256
13.
g
80
23
92
14.
85
5
x
102
15.
4
52
9
b
Skill 5
1.
© Glencoe/McGraw-Hill
9
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
5
Math Skills Maintenance
Equivalent Fractions
Find any fraction equivalent to the given fraction.
1.
8
15
2.
5
32
3.
72
100
4.
4
7
5.
12
17
6.
9
14
7.
14
63
8.
16
33
9.
5
8
10.
1
5
11.
102
105
12.
50
72
13.
45
90
14.
23
44
15.
9
20
16.
2
3
17.
17
30
18.
16
44
19.
12
13
20.
5
17
21.
11
24
© Glencoe/McGraw-Hill
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Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
6
Math Skills Maintenance
Simplifying Fractions
1.
7
21
2.
18
36
3.
4
26
4.
25
40
5.
21
49
6.
24
30
7.
38
57
8.
17
85
9.
39
117
10.
12
27
11.
36
48
12.
15
60
13.
49
98
14.
45
81
15.
65
100
© Glencoe/McGraw-Hill
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Math Skills Maintenance, Course 3
Skill 6
Write each fraction in simplest form.
NAME ________________________________________ DATE ______________ PERIOD _____
6
Math Skills Maintenance
Simplifying Fractions
Write each fraction in simplest form.
1.
15
18
2.
24
60
3.
7
16
4.
81
9
5.
42
75
6.
28
84
7.
33
36
8.
21
70
9.
40
8
10.
22
55
11.
76
95
12.
12
16
13.
18
27
14.
24
120
15.
60
135
© Glencoe/McGraw-Hill
12
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
7
Math Skills Maintenance
Least Common Multiple
1. 8, 12
2. 10, 25
3. 4, 6
4. 15, 20
5. 10, 13
6. 30, 50
7. 4, 14
8. 9, 36
9. 12, 15
10. 16, 40
11. 17, 18
12. 35, 49
13. 24, 42
14. 6, 16
15. 48, 120
© Glencoe/McGraw-Hill
13
Math Skills Maintenance, Course 3
Skill 7
Find the least common multiple (LCM) of each set of numbers.
NAME ________________________________________ DATE ______________ PERIOD _____
7
Math Skills Maintenance
Least Common Multiple
Find the least common multiple (LCM) of each set of numbers.
1. 4, 5, 6
2. 10, 12, 15
3. 5, 9, 15
4. 7, 14, 42
5. 25, 28, 30
6. 21, 48, 49
7. 10, 16, 40
8. 14, 42, 98
9. 32, 40, 96
10. 13, 26, 65
© Glencoe/McGraw-Hill
14
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
8
Math Skills Maintenance
Comparing and Ordering Decimals
1. 0.103 ● 0.094
2. 0.805 ● 0.81
3. 4.23 ● 42.3
4. 6.20 ● 6.2
5. 3.275 ● 3.199
6. 8.0353 ● 8.035
7. 12 ● 12.00
8. 0.0093 ● 0.1001
9. 123.53 ● 12.353
10. 6.51 ● 6.5
11. 0.315 ● 0.351
12. 216.6 ● 216.48
13. 11.01 ● 11.0100
14. 0.204 ● 0.24
15. 0.75 ● 0.80
© Glencoe/McGraw-Hill
15
Math Skills Maintenance, Course 3
Skill 8
Replace each ● with , , or to make a true sentence.
NAME ________________________________________ DATE ______________ PERIOD _____
8
Math Skills Maintenance
Comparing and Ordering Decimals
Order the given numbers from least to greatest.
1. 0.03, 0.3, 0.003, 3.00
2. 1.198, 11.98, 0.1198, 0.1918
3. 2.3, 2.03, 2.13, 2.033
4. 8.422, 8.4, 8.224, 0.8994
5. 0.65, 0.605, 0.5, 0.61
6. 2.1, 2.11, 2.02, 2
Order the given numbers from greatest to least.
7. 6.312, 6.123, 6.331, 6.321
9. 12.212, 12.122, 12.221, 12.3
8. 0.543, 0.544, 5.430, 4.350
10. 8.88, 8.888, 8.088, 8.188
11. 0.009, 0.091, 0.09, 0.1
12. 4.62, 4.06, 4.61, 6.41
© Glencoe/McGraw-Hill
16
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
9
Math Skills Maintenance
Adding and Subtracting Decimals
Find each sum or difference.
1.
1.39
0.68
2.
2.8
0.67
3.
23
4.93
4.
2.09
12.21
3.32
5.
16.52
7.92
6.
$3.56
$0.49
10. 68.7 1.47 8. $14.75 $6.98 9. 7.02 4.88 11. 15 12.66 12. 54.54 7.07 9.2 14. Three pieces of
cardboard are 1.18
inches, 0.38 inch, and
6.34 inches thick.
If the pieces are
stacked, what is the
thickness of the
three pieces?
15. A weightlifter lifted
46.8 kilograms on his
first attempt. His next
lift was 50 kilograms.
How much more weight
did he lift on his second
attempt?
Skill 9
7. 36 215.5 4.63 Solve.
13. Latisha began shopping
with $20. She bought
lunch for $4.49 and a
CD for $13.91. How
much money does she
have left?
© Glencoe/McGraw-Hill
17
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
9
Math Skills Maintenance
Adding and Subtracting Decimals
Find each sum or difference.
1.
43.86
22.92
2.
7.34
9.59
4. 108.82
77.40
5.
62.10
15.58
7. 71.75 8.9 223.50 8. 53.27 88 19.99 10. 38.02 3.65 3. 523.87
14.86
6.
$42.13
$18.94
9. $545.19 $112.28 11. 78.09 14.92 12. 312.07 29.86 14. Marcy went to the
grocery store with
$15.00. She bought two
12-packs of soda that
cost $2.99 each and a
bag of potato chips for
$1.99. How much
money does she have
left?
15. Omar ran the 100-meter
sprint in 10.82 seconds.
Jamal ran the same sprint
in 10.39 seconds. How
much more time did it
take Omar than Jamal to
finish the sprint?
Solve.
13. On a business trip,
Mr. Perez put 12.38
gallons, 13.09 gallons,
and 11.45 gallons of
gasoline in his car.
How many gallons of
gasoline did he use all
together?
© Glencoe/McGraw-Hill
18
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
10
Math Skills Maintenance
Multiplying Decimals
Find each product.
1.
2.5
13
2.
6.9
53
3.
46.8
5.2
4.
164
8.8
5.
9.1
5.3
6.
922.2
0.4
7. 8.2 5.9 10. 15.1 12 8. 20.7 11.4 9. 33.2 9.2 11. 4.8 6.5 12. 16.6 0.6 14. To build an addition for
his house, Mr. Toshio
needs 18 sections of
paneling that are each
7.5 feet long. How
many total feet of
paneling does
Mr. Toshio need?
15. Over the course of five
months, Olivia noticed an
average of 2.5 inches of
rainfall per month. How
much total rainfall did she
observe over the fivemonth period?
13. Katie worked 40.5
hours this week. She
makes $8 per hour.
How much money did
she earn this week?
© Glencoe/McGraw-Hill
19
Math Skills Maintenance, Course 3
Skill 10
Solve.
NAME ________________________________________ DATE ______________ PERIOD _____
10
Math Skills Maintenance
Multiplying Decimals
Find each product.
1.
7.19
3.09
2. $56.24
12
3.
80.4
2.34
4. $10.16
1.25
5.
6.
9.03
3.2
7. $11.75 16 8. 49.76 5.11 10. 3.15 2.7 4.81
7.85
11. 1.76 5.13 9. 237.02 8.3 12. 12.25 1.28 Solve.
13. The costume designer
14. Khalid purchased five
for a drill team needs
12-packs of soda that
3.25 yards of fabric to
cost $3.59 each. How
make one uniform. How
much did Khalid spend
much fabric is necessary
on soda?
if 44 uniforms are needed
for the team?
© Glencoe/McGraw-Hill
20
15. At her job, Annie earns
$9.50 per hour. If Annie
worked 32.5 hours last
week, how much money
did she earn?
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
11
Math Skills Maintenance
Dividing Decimals
Find each quotient.
1. 0.3 2.01
2. 0.04 0.92
3. 0.7 2.45
4. 0.63 756
5. 4.6 $115
6. 8.1 132.03
7. 0.26 111.02
8. 4.7 433.81
9. 0.68 44.2
10. $25.62 0.84 11. 40.05 4.5 12. 100.8 3.6 14. Before taxes, Drew’s
pay was $173.25. If
he earns $8.25 per
hour, how many
hours did Drew work?
15. A 20.5-ounce bottle of
shampoo costs $4.51.
What is the price per
ounce?
Solve.
Skill 11
13. Marta ran a total of
6.25 miles on a
0.25-mile track. How
many laps did Marta
run?
© Glencoe/McGraw-Hill
21
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
11
Math Skills Maintenance
Dividing Decimals
Find each quotient.
1. 0.3 $30.66
2. 16.7 136.94
3. 12.3 100.86
4. 1.25 32.5
5. 13.1 1,126.6
6. 5.1 113.73
7. 2.04 153
8. 3.2 28.16
9. 6.7 69.01
10. 34.32 0.12 11. 84.64 0.92 12. 209.33 17.3 14. Sofia earned $255.75
on her last paycheck.
If she worked 15.5
hours, what is Sofia’s
hourly wage?
15. Which is a better bargain,
a 22.5 ounce box of cereal
that costs $3.60, or a 14.5
ounce box of the same
cereal that costs $2.90?
Solve.
13. Mrs. Rollins paid a
total of $11.25 for
lunchmeat that was
priced at $4.50 per
pound. How many
pounds of lunchmeat
did she buy?
© Glencoe/McGraw-Hill
22
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
12
Math Skills Maintenance
Multiplying and Dividing Decimals
2. 1.85 46.25
3. 100.22
0.34
4. 2.65 3.71
5.
6. 0.24 11.28
7.
8. 1.5 54.75
1.
6.72
4.3
8.08
6.3
10. 2.2 35.42
11.
51.07
12.8
9. $11.34
10.5
12. 9.5 24.13
112.6
7.07
Solve.
13. Ramon drove at 37.5
per hour for 1.5 hours.
How far did he drive?
© Glencoe/McGraw-Hill
14. For a school fund-raiser,
each person in Mr.
Singh’s class walked
5.25 miles. The whole
class walked a total of
126 miles. How many
people are in Mr. Singh’s
class?
23
15. Candy bought from the
bulk food section costs
$3.30 per pound. Sarah
wants 2.5 pounds of candy.
How much will she have
to pay?
Math Skills Maintenance, Course 3
Skill 12
Find each product or quotient.
NAME ________________________________________ DATE ______________ PERIOD _____
12
Math Skills Maintenance
Multiplying and Dividing Decimals
Find each product or quotient.
2. 4.2 375.06
3.
4. 0.09 10.89
5. 89.6 8.37 6. 18.75 0.75 7. 219.22
0.7
8. 74.62 1.4 9. 40.25 12.8 10. 0.16 6.64
11. 17.7 6.48 12. 81.84 0.22 14. In a survey, 2.25 times
as many students
preferred pizza to hot
dogs. If 44 students
preferred hot dogs, how
many preferred pizza?
15. California has 7.25 times
as many counties as
Connecticut. If California
has 58 counties, how many
counties are in
Connecticut?
1.
2.02
1.04
7.43
3.49
Solve.
13. A carwash charges
$3.75 per wash. If the
carwash made $315 in
one day, how many cars
were washed?
© Glencoe/McGraw-Hill
24
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
13
Math Skills Maintenance
Operations with Decimals
1.
514.67
122.8
2.
13.92
52
3.
74.07
12.68
4. 0.84 27.3
5.
375.8
22.96
6.
108.47
16.60
7.
98.09
4.8
8. 56.03 22.75 10.
94.45
7.75
13. 64.71 25.82 © Glencoe/McGraw-Hill
9. 3.5 78.4
11. 126.18 3.6
12. 62.93 8.6 14. 2.56 3.2
15. 46.8 7.91 25
Math Skills Maintenance, Course 3
Skill 13
Find each sum, difference, product, or quotient.
NAME ________________________________________ DATE ______________ PERIOD _____
13
Math Skills Maintenance
Operations with Decimals
Find each sum, difference, product, or quotient.
3. 7.5 8.46
1.
17.08
5.4
2.
4.
82.65
47.83
5. 608.2 59.34 6.
8.
9. 307.09 45.6 7. 44.1 9.8 346.72
106.80
16.62
0.8
1,903.05
432.98
10.
845.2
6.78
11. 5.12 16.64
12. 61.6 22.01 13.
407.3
186.94
14.
15. 743.59 88.8 © Glencoe/McGraw-Hill
31.25
0.44
26
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
13
Math Skills Maintenance
Operations with Decimals
Find each sum, difference, product, or quotient.
98.93
0.6
2.
4.
2,045.56
202.80
5. 908.33 606.17 6. 122.5
6.4
8.
9. 9.5 425.6
7. 249.6 3.25 18.81
6.70
52.20
8.44
10.
7,500.64
1,275.70
11. 803.8 45.77 12. 87.86 0.4 13.
99.42
2.6
14. 5.5 105.6
15.
© Glencoe/McGraw-Hill
27
319.1
72.43
Math Skills Maintenance, Course 3
Skill 13
3. 0.85 5.61
1.
NAME ________________________________________ DATE ______________ PERIOD _____
13
Math Skills Maintenance
Operations with Decimals
Find each sum, difference, product, or quotient.
1. 6.2 151.28
2.
27.24
18.99
3. 707.3 336.96 4.
5.
50.5
8.6
6. 0.32 52.24
224.4
81.75
7. 5,044.5
378.89
8. 904 6.25 9. 61.1 53.62 10. 112.7 4.9 11.
328.46
12.77
12.
13. 46.65 0.8 14.
812.6
1.45
15. 15.2 258.4
© Glencoe/McGraw-Hill
28
217.17
86.50
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
14
Math Skills Maintenance
Estimating with Decimals
Estimate each sum, difference, product, or quotient.
1. 5,402.08
782.91
2.
67.55
4.3
3. 11.25 127.14
4.
5.
476.37
19.1
6.
7. 834.34 38.1 8. 774.28 685.1 27.06
8.01
9. 1,002.33 566.89 10.
282.05
98.36
11.
46.6
5.1
12. 8.6 176.04
13.
940.94
25.20
14.
4,809.23
371.80
15. 6.72 213.46
© Glencoe/McGraw-Hill
29
Math Skills Maintenance, Course 3
Skill 14
6,992.46
1,433.64
NAME ________________________________________ DATE ______________ PERIOD _____
14
Math Skills Maintenance
Estimating with Decimals
Estimate each sum, difference, product, or quotient.
2.
8,623.09
2,356.81
3. 73.33 18.4 4. 56.3 718.67
5.
506.22
4.03
6. 8.41 482.26
7. 3,540.8
871.99
8. 908.63 443.24 1.
306.6
72.7
9. 5,636.67 38.3 10. 86.74 32.59 11.
1,684.08
2.64
12.
546.35
267.25
13. 3,979.76 3,023.43 14. 38.05 1,196.64
15.
214.36
329.81
© Glencoe/McGraw-Hill
30
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
15
Math Skills Maintenance
Mixed Numbers and Improper Fractions
1.
13
4
2.
26
5
3.
8
3
4.
49
9
5.
11
2
6.
38
7
7.
43
10
8.
16
3
9.
29
4
10.
109
8
11.
73
11
12.
84
5
13.
237
7
14.
199
6
15.
© Glencoe/McGraw-Hill
31
212
9
Math Skills Maintenance, Course 3
Skill 15
Write each improper fraction as a mixed number.
NAME ________________________________________ DATE ______________ PERIOD _____
15
Math Skills Maintenance
Mixed Numbers and Improper Fractions
Write each mixed number as an improper fraction.
1. 6
1
4
2. 3
7
8
3. 5
3
4
4. 7
1
6
5. 9
4
9
6. 2
9
16
7. 6
7
10
8. 4
2
11
9. 8
5
7
2
3
11. 9
9
13
12. 11
1
2
19
20
14. 32
15. 14
8
13
10. 14
13. 6
© Glencoe/McGraw-Hill
17
25
32
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
15
Math Skills Maintenance
Mixed Numbers and Improper Fractions
Write each mixed number as an improper fraction, and each
improper fraction as a mixed number.
1.
41
4
4. 2
29
6
13
2
5. 8
8.
3.
3
4
23
5
6. 11
43
9
9.
2
3
57
7
Skill 15
7.
7
12
2.
7
9
11. 5
103
8
14. 22
10. 3
13.
© Glencoe/McGraw-Hill
6
11
12. 10
12
25
15.
33
3
10
82
3
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
16
Math Skills Maintenance
Adding and Subtracting Fractions with Like
Denominators
Add or subtract. Write each sum or difference in simplest form.
1.
2
5
9
9
2.
1
7
10
10
3.
7
9
20
20
4.
7
4
9
9
5.
11
7
12
12
6.
4
1
15
15
7.
5
3
16
16
8.
9
4
11
11
9.
7
5
8
8
10.
11
1
16
16
11.
7
3
20
20
12.
13
7
25
25
13.
33
17
50
50
14.
23
5
36
36
15.
22
25
39
39
© Glencoe/McGraw-Hill
34
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
16
Math Skills Maintenance
Adding and Subtracting Fractions with Like
Denominators
Add or subtract. Write each sum or difference in simplest form.
8
5
11
11
2.
14
11
15
15
3.
13
3
20
20
4.
23
17
30
30
5.
5
13
24
24
6.
9
7
16
16
7.
17
5
18
18
8.
4
6
11
11
9.
25
11
36
36
10.
33
19
35
35
11.
31
4
49
49
12.
15
7
32
32
13.
13
17
42
42
14.
28
8
45
45
15.
22
23
75
75
Skill 16
1.
© Glencoe/McGraw-Hill
35
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
17
Math Skills Maintenance
Adding and Subtracting Fractions with Unlike
Denominators
Add or subtract. Write the sum or difference in simplest form.
1.
4.
7.
10.
13.
1
5
1
4
8
9
5
36
4
5
1
2
13
20
1
4
14
15
7
12
© Glencoe/McGraw-Hill
2.
5.
8.
11.
14.
11
12
1
6
3.
5
12
1
3
6.
7
30
1
15
9.
13
21
3
7
12.
8
17
15
68
15.
36
5
8
7
24
7
16
1
2
1
12
3
4
8
9
5
6
12
25
27
100
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
17
Math Skills Maintenance
Adding and Subtracting Fractions with Unlike
Denominators
Add or subtract. Write the sum or difference in simplest form.
4.
7.
10.
13.
1
9
2
3
14
25
3
50
7
8
1
40
3
5
1
3
13
14
5
12
© Glencoe/McGraw-Hill
2.
5.
8.
11.
14.
4
5
13
30
3.
8
15
4
9
6.
3
5
3
8
9.
13
25
1
2
12.
37
40
2
9
15.
37
25
36
2
9
16
35
3
10
19
20
31
100
7
12
6
25
17
22
8
55
Math Skills Maintenance, Course 3
Skill
Skill17
5
1.
NAME ________________________________________ DATE ______________ PERIOD _____
18
Math Skills Maintenance
Adding and Subtracting Fractions
Add or subtract. Write each sum or difference in simplest form.
1.
4.
7.
10.
13.
19
20
7
10
2
9
5
12
5
18
3
8
10
11
7
8
13
15
1
5
© Glencoe/McGraw-Hill
2.
5.
8.
11.
14.
12
25
2
5
3.
13
30
1
4
6.
5
6
5
9
9.
3
4
1
12
12.
3
14
3
4
15.
38
9
10
3
10
17
20
13
20
11
40
9
40
41
64
19
64
14
25
3
10
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
18
Math Skills Maintenance
Adding and Subtracting Fractions
1.
4.
7.
10.
13.
7
12
5
18
2
3
2
7
5
24
5
24
4
25
7
10
11
12
7
10
© Glencoe/McGraw-Hill
2.
5.
8.
11.
14.
13
14
5
14
3.
6
35
2
5
6.
7
9
7
12
9.
81
110
6
11
12.
5
6
3
5
15.
39
12
25
27
100
19
40
3
8
8
15
17
60
11
36
1
4
14
25
3
8
Math Skills Maintenance, Course 3
Skill 18
Add or subtract. Write each sum or difference in simplest form.
NAME ________________________________________ DATE ______________ PERIOD _____
19
Math Skills Maintenance
Adding and Subtracting Mixed Numbers
Add or subtract. Write each sum or difference in simplest form.
1.
6
3
4.
7.
10.
13.
2.
1
6
1
2
2
9
5
15
13
30
5
14
6
22
4
15
3
10
5
13
9
10
29
18
30
27
© Glencoe/McGraw-Hill
5.
5
6
1
5
4
4
11
3.
7
24
6.
6
8.
11.
14.
2
7
11
9
14
16
9.
23
84
4
8
7
12.
9
4
25
4
82
5
122
15.
40
3
8
3
12
4
18
7
18
1
32
2
41
7
10
3
29
8
53
5
8
11
19
12
42
7
20
17
17
20
51
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
19
Math Skills Maintenance
Adding and Subtracting Mixed Numbers
Add or subtract. Write each sum or difference in simplest form.
4.
7.
10.
13.
5
6
1
2
3
5
6
7
25
4
28
6
19
20
5
34
6
56
1
2
4
62
11
77
7
20
2
2
5
4
© Glencoe/McGraw-Hill
2.
5.
8.
11.
14.
1
8
4
5
5
6
3.
8
9
3
10
7
28
6.
37
50
17
25
20
42
9.
15
16
5
72
24
108
12.
2
3
13
29
15
37
15.
41
31
50
7
12
10
14
11
15
9
253
10
609
1
9
5
23
6
19
5
32
5
21
12
30
5
12
15
512
16
224
Math Skills Maintenance, Course 3
Skill 19
1.
NAME ________________________________________ DATE ______________ PERIOD _____
20
Math Skills Maintenance
Multiplying Fractions and Mixed Numbers
Multiply. Write each product in simplest form.
1.
4
15
5
16
3
2. 5 14 7
3.
7
27
18
49
1
1
4. 6 3 4
5
5.
9
1
3
11
18
6.
1
3
7. 7 3 2
5
6
21
9. 6 7
64
© Glencoe/McGraw-Hill
24
1
3 25
8
8. 2
7
1
2
10
12
4
3
10. 4 4 8
7
42
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
20
Math Skills Maintenance
Multiplying Fractions and Mixed Numbers
Multiply. Write each product in simplest form.
21
19
1
40
21
2.
45
1
5 64
3
1
5
3. 12 2
16
1
9
4. 4 3
52
5
40
5. 8 8
63
6.
1
9
7. 23 3
28
8. 4
9. 5
9
1
1
11
32
© Glencoe/McGraw-Hill
Skill 20
1.
18
100
25
117
2
26
13
27
1
1
10. 7 8 5
3
43
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
21
Math Skills Maintenance
Dividing Fractions and Mixed Numbers
Divide. Write each quotient in simplest form.
4
3
1. 1 5
5
2
1
2. 8 3 5
2
3.
8
4
9
4
7
4. 2 5
15
5.
5
25
18
36
5
1
6. 10 1
7
14
7. 9 9. 9
3
8
9
8
1
11
55
© Glencoe/McGraw-Hill
8.
16
2
65
13
10. 3
44
31
11
1
23
69
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
21
Math Skills Maintenance
Dividing Fractions and Mixed Numbers
Divide. Write each quotient in simplest form.
1.
8
16
35
49
1
9
2. 7 5
10
1
4. 6 5 4
4
9
5. 6 1
7
14
3
1
6. 9 6 4
2
23
3
24
8
5
25
8. 4 1
7
63
Skill 21
2
2
3. 2 2
3
15
7.
9. 4
4
16
15
75
© Glencoe/McGraw-Hill
2
2
10. 14 10 9
3
45
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
22
Math Skills Maintenance
Operations with Fractions and Mixed Numbers
Add, subtract, multiply, or divide. Write each answer in simplest form.
3
21
4
100
3
1
2. 6 5 4
3
3. 4
1
6
4. 7 2
25
6
3
5. 13 7
4
6.
2
4
8. 14 5
15
9.
1.
7.
25
1
7 81
5
2
19
10. 18 1
7
45
11. 17
4
1
13. 56 45
9
12
14.
© Glencoe/McGraw-Hill
9
3
12 16
4
1
25
10 72
5
46
12.
15.
5
1
3 18
3
13
25
1
10
3
14
2
3
9
28
10
32
27
2
2 32
7
93
100
13
3
20
11
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
22
Math Skills Maintenance
Operations with Fractions and Mixed Numbers
Add, subtract, multiply, or divide. Write each answer in simplest form.
1.
17
18
4
5
1
2
4. 37 22 8
7
4
25
9
57
10
2. 8
3.
16
10
5. 3
62
8.
1
23
10. 62 1
2
32
11.
4
5
10 15
7
2
9
3
3
5
2
5
7
2
6. 14 5
15
1
3
9. 9 1 5
9
5
9
56
1
6
8
12
1
12. 7 4
17
12
Skill 22
7.
9
1
10
25
13.
11
20
7
16
100
45
© Glencoe/McGraw-Hill
1
11
14. 4 8
24
47
15. 16
2
9
6
10
13
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
23
Math Skills Maintenance
Adding Integers
Add.
1. 8 (9)
2. 6 7
3. 15 20
4. 12 4
5. 26 (3)
6. 17 (3)
7. 25 43
8. 25 43
9. 25 (43)
10. 25 (43)
11. 30 (30)
12. 55 22
13. 25 8
14. 2 15
15. 1 (19)
16. 46 (57)
17. 50 50
18. 99 1
19. 99 (1)
20. 87 (13)
21. 62 125
© Glencoe/McGraw-Hill
48
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
23
Math Skills Maintenance
Adding Integers
Add.
2. 10 (7) 1
3. 17 (2) 7
4. 9 4 (11)
5. 16 52 16
6. 12 (20) 5
7. 22 (8) 6
8. 7 (3) (15)
9. 27 (13) (27)
10. 24 (6) (31)
11. 5 (1) (12) 8
12. 20 5 (7) 9
13. 18 4 (2) 12
14. 13 (6) (10) (8)
15. 1 (2) (8) (6)
16. 10 (13) 6 7
17. 44 33 11 5
18. 75 (25) 1 (50)
19. 15 23 25 17
20. 25 (4) (6) (25)
21. 7 (34) (13) (16)
Skill 23
1. 25 (12) 12
© Glencoe/McGraw-Hill
49
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
24
Math Skills Maintenance
Subtracting Integers
Subtract.
1. 15 11
2. 7 13
3. 8 5
4. 20 (25)
5. 45 (32)
6. 18 (27)
7. 31 (19)
8. 29 10
9. 6 1
10. 16 20
11. 23 (15)
12. 12 (17)
13. 18 2
14. 3 10
15. 22 (11)
16. 9 1
17. 1 9
18. 25 (30)
19. 13 (8)
20. 7 7
21. 7 (7)
© Glencoe/McGraw-Hill
50
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
24
Math Skills Maintenance
Subtracting Integers
1. 9 19
2. 20 3
3. 13 11
4. 22 35
5. 16 (8)
6. 16 (8)
7. 6 (2)
8. 23 11
9. 15 15
10. 8 12
11. 31 (21)
12. 9 (2)
13. 27 14
14. 8 18
15. 34 (13)
16. 15 5
17. 5 15
18. 17 (20)
19. 29 (22)
20. 1 1
21. 1 (1)
© Glencoe/McGraw-Hill
51
Math Skills Maintenance, Course 3
Skill 24
Subtract.
NAME ________________________________________ DATE ______________ PERIOD _____
25
Math Skills Maintenance
Adding and Subtracting Integers
Add or subtract.
1. 12 20
2. 17 11
3. 33 22
4. 18 23
5. 10 (8)
6. 14 (5)
7. 16 17
8. 3 (5)
9. 24 (7)
10. 3 (3)
11. 3 (3)
12. 3 (3)
13. 15 (20)
14. 20 15
15. 14 5
16. 7 13
17. 29 (1)
18. 29 1
19. 44 55
20. 36 (60)
21. 12 14
© Glencoe/McGraw-Hill
52
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
25
Math Skills Maintenance
Adding and Subtracting Integers
1. 6 9
2. 24 16
3. 21 14
4. 9 18
5. 25 (15)
6. 17 (4)
7. 3 4
8. 1 (9)
9. 19 (3)
10. 10 (10)
11. 10 10
12. 42 (22)
13. 4 (14)
14. 14 4
15. 21 10
16. 8 9
17. 35 (2)
18. 14 3
19. 17 19
20. 28 (40)
21. 18 21
© Glencoe/McGraw-Hill
53
Math Skills Maintenance, Course 3
Skill 25
Add or subtract.
NAME ________________________________________ DATE ______________ PERIOD _____
26
Math Skills Maintenance
Multiplying Integers
Multiply.
1. 3(7)
2. 8(7)
3. 5(6)
4. 2(2)
5. (3)2
6. 5(8)
7. 12(6)
8. 7(11)
9. 1(13)
10. 1(15)
11. (7)2
12. 2(3)(4)
13. 5(2)(4)
14. 3(5)(4)
15. 2(22)
16. 1(7)(9)
17. 1(4)2
18. 3(2)2
19. (4)3
20. 1(3)3
21. 3(2)3
© Glencoe/McGraw-Hill
54
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
26
Math Skills Maintenance
Multiplying Integers
Multiply.
2. 9(8)
3. 12(11)
4. 6(6)
5. (6)2
6. 10(3)
7. 8(2)
8. 9(10)
9. 1(23)
Skill 26
1. 5(2)
10. 1(30)
11. (9)2
12. 3(6)(5)
13. 6(2)(5)
14. 2(8)(3)
15. 3(13)
16. 1(6)(7)
17. 1(2)2
18. 4(3)2
19. (5)3
20. 1(5)3
21. 1(6)3
© Glencoe/McGraw-Hill
55
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
27
Math Skills Maintenance
Dividing Integers
Divide.
1. 25 5
4.
12
3
7. 45 (9)
10. 144 12
13.
52
2
2. 32 (4)
3. 64 8
5. 20 (2)
6.
48
6
8. 54 (9)
9.
42
2
11. 95 5
12. 51 (3)
14. 100 (25)
15. 18 (1)
135
45
16. 87 29
17.
19. 92 (23)
20. 1 (1)
© Glencoe/McGraw-Hill
18.
56
99
9
21. 250 (125)
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
27
Math Skills Maintenance
Dividing Integers
1. 14 7
2. 35 (7)
3. 81 9
64
32
5. 98 (49)
6.
90
5
8. 25 (5)
9.
45
15
4.
7. 75 (3)
10. 169 13
13.
3
3
11. 27 9
12. 49 (7)
14. 63 (7)
15. 5 (1)
16. 112 4
17.
250
50
18. 8 (8)
19. 156 (3)
20.
34
17
21. 136 (4)
© Glencoe/McGraw-Hill
57
Math Skills Maintenance, Course 3
Skill 27
Divide.
NAME ________________________________________ DATE ______________ PERIOD _____
28
Math Skills Maintenance
Multiplying and Dividing Integers
Multiply or divide.
1. 25(4)
2. 120 (60)
3. 18 3
4. 6(16)
5. 14(5)
6.
28
2
7. 38 (19)
8. 15(2)
9.
42
3
10. 225 15
13.
89
1
11. 7(11)
12. 13(5)
14. 120 (8)
15. 4(6)(2)
144
3
16. 111 3
17.
19. 117 (13)
20. 3(5)(7)
© Glencoe/McGraw-Hill
18. 3(2)2
58
21. (6)2 (3)
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
28
Math Skills Maintenance
Multiplying and Dividing Integers
Multiply or divide.
4.
124
4
7. 1(91)
2. 8(4)
3. 9(9)
5. 16(6)
6. 72 (6)
8. 145 (5)
9.
7
7
10. 4(13)
11. 12(3)
12. 11 (11)
13. 5(4)(7)
14. 55 (5)
15. 11(2)(3)
16. 110 5
17.
19. 143 (11)
20. 2(5)(10)
© Glencoe/McGraw-Hill
96
8
18. 5(3)2
21. (8)2 2
59
Math Skills Maintenance, Course 3
Skill 28
1. 135 (9)
NAME ________________________________________ DATE ______________ PERIOD _____
29
Math Skills Maintenance
Identifying Properties
Identify the property shown by each equation.
1. 5 18 18 5
2. (9 5)3 9(3) 5(3)
3. 10 (10) 0
4. 17 (3 29) (17 3) 29
5. 0 18 18
6. 5 1 1 (5)
7. 20 1 20
8. 19(16) 19(4) 19(16 4)
9.
2
3
#
3
1
2
10. 0 75 75 0
9
4
4
1
9
11. 50 50 0
12.
13. 25 (4 35) (25 4) 35
14. 0 21 21
© Glencoe/McGraw-Hill
60
#
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
29
Math Skills Maintenance
Identifying Properties
Identify the property shown by each equation.
1. 12(32) 12(8) 12(32 8)
2. 19 19 0
3. 1 (4 6) (4 6) 1
4. 97 (3 35) (97 3) 35
5. 0 (7 3) (7 3)
6.
7. 8 1 1 (8)
8. 0 (10 3) (10 3) 0
11. (13 9) 0 (13 9)
13. 2
7
# a 7 b 1
2
© Glencoe/McGraw-Hill
#
4
1
5
10. (7 4) 6 6 (7 4)
12. 48(5) 48(15) 48(5 15)
14. (4 14) 1 (4 14)
Skill 29
9. 20 (5 87) (20 5) 87
5
4
61
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
30
Math Skills Maintenance
Using Properties
Simplify each expression. Tell which property you used.
1. 8 38
2. 54 (6 49)
3. 22(13)
4. 1 (6 9)
5.
2
3
#
17
#
3
2
7. (29 75) 25
9. 0 (33 9)
6. 15(18) 15(2)
8. 10 63 90
10. 12 105
11. (87 5) 20
12. 21 77 21
13. 4 32 50
7
3
14. 8 a b a b 182
7
3
© Glencoe/McGraw-Hill
62
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
30
Math Skills Maintenance
Using Properties
Skill 30
Simplify each expression. Tell which property you used.
1. 43 (7 39)
2. 7(92)
3. (17 18) 1
4.
5. 24(16) 24(4)
6. 27 82 (27)
7. (57 85) 15
8. 20 49 80
9
10
#
18
#
10
9
10. 0 (15 6)
9. 12(103)
11. (98 4) 25
12. 36 125 36
13. a
14. 5 16 40
5
7
#
29b
#
7
5
© Glencoe/McGraw-Hill
63
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
31
Math Skills Maintenance
Measurement: The Customary System
Complete the following sentences with the most reasonable unit of
customary measure.
1. The height of a grown man is about six
?
_________________.
2. The weight of a large bag of potato
?
chips is about 1 _________________.
3. Milk is sold in containers that are
?
usually 1 _________________.
4. A regulation basketball court has a
?
length of 94 _________________.
5. The most common unit for measuring
the distance between two cities is
?
_________________.
?
6. A car might weigh 2 ________________.
Choose the best estimate by circling the most appropriate unit in the
parentheses.
7. The height of a typical house is
30 (feet, inches, yards).
9. A passenger plane flies at an elevation
of about 30,000 (miles, yards, feet).
11. When he is lifting weights, Kenji can
bench press 195 (pounds, tons, ounces).
© Glencoe/McGraw-Hill
8. A large hamburger would weigh about
8 (pounds, ounces, tons).
10. A single scoop of ice cream is about
1 (quart, pint, cup).
12. For her large party, Mrs. Glover should
have about 4 (ounces, pints, gallons) of
punch.
64
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
31
Math Skills Maintenance
Measurement: The Customary System
?
1. 72 inches ______________
feet
?
2. 4 gallons ______________
pints
?
3. 48 ounces ______________
pounds
?
4. 6 yards ______________
inches
?
5. 88 fluid ounces ______________
cups
?
6. 18 feet ______________
yards
?
7. 7 tons ______________
pounds
?
8. 40 pints ______________
quarts
?
9. 21,120 feet ______________
miles
?
10. 2 gallons ______________
fluid ounces
?
11. 78 inches ______________
feet
?
12. 12 cups ______________
gallons
© Glencoe/McGraw-Hill
65
Math Skills Maintenance, Course 3
Skill
Skill31
1
Complete.
NAME ________________________________________ DATE ______________ PERIOD _____
31
Math Skills Maintenance
Measurement: The Customary System
Choose the best estimate by circling the most appropriate unit in the
parentheses.
1. The length between the bases of a
baseball diamond is 90 (feet, inches,
yards).
2. Ashley needs 2 (fluid ounces, pints,
gallons) of paint to paint her bedroom.
3. One serving of french fries would be
about 4 (pounds, ounces, quarts).
4. For track practice, Luis had to run 5
(miles, feet, inches).
5. Trent’s golden retriever weighs about
85 (ounces, tons, pounds).
6. Miko is about 67 (yards, inches, feet)
tall.
Complete.
?
7. 20 quarts ______________
gallons
?
9. 2 tons ______________
ounces
?
11. 1 mile ______________
inches
© Glencoe/McGraw-Hill
?
8. 8 miles ______________
feet
?
10. 256 fluid ounces ______________
gallons
?
12. 48,000 ounces ______________
tons
66
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
32
Math Skills Maintenance
Measurement: The Metric System
1. The amount of medicine in a
hypodermic needle is measured in
(L, mL, kL).
2. Danny races for his team in the 100
(cm, m, km) dash.
3. A professional football player might
weigh 130 (mg, g, kg).
4. A common size for a bottle of soda is
2 (L, mL, kL).
5. There are about 2.5 (mm, cm, m) in
one inch.
6. Olivia’s aquarium has a capacity of
200 (mL, L, kL).
7. An automobile on a highway would be
traveling at about 100 (cm, m, km) per
hour.
8. The amount of water in a reservoir
would be measured with (mL, L, kL).
9. A typical doorway is about 2 (cm, m,
km) tall.
11. The tip of a pen is about 1 (mm, cm, m)
wide.
© Glencoe/McGraw-Hill
10. The amount of medicine in a painreliever is measured in (mg, g, kg).
12. Nutritional information labels tell how
many (mg, g, kg) of fat are in a food
product.
67
Math Skills Maintenance, Course 3
Skill 32
Complete each sentence with the most reasonable metric unit of measure.
NAME ________________________________________ DATE ______________ PERIOD _____
32
Math Skills Maintenance
Measurement: The Metric System
Complete.
?
1. 5 m ______________
cm
?
2. 1,200 g ______________
kg
?
3. 750 mL ______________
L
?
4. 300 mm ______________
cm
?
5. 23 kL ______________
L
?
6. 62,500 mg ______________
g
?
7. 450 cm ______________
m
?
8. 1,100 L ______________
kL
?
9. 15 kg ______________
mg
?
10. 10,000 mL ______________
kL
?
11. 8,235 cm ______________
km
?
12. 320,000 mm ______________
km
© Glencoe/McGraw-Hill
68
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
32
Math Skills Maintenance
Measurement: The Metric System
Complete each sentence with the most reasonable metric unit of measure.
2. When the weather is especially hot, it
is a good idea to drink several (mL, L,
kL) of water per day.
3. In chemistry class, Kendrick added 4
(g, kg, m) of that substance to his
chemical solution.
4. Melinda added several (mL, L, kL) of
lemon juice to the pitcher of iced tea.
5. When it is full of books, Casey’s
backpack weighs over 15 (mg, g, kg).
6. Marta’s house is 15 (cm, m, km) wide.
Skill 32
1. One of the basketball players is about
2 (mm, cm, m) tall.
Complete.
?
7. 940 mg ______________
g
?
8. 85 L ______________
kL
?
9. 1.5 km ______________
m
?
10. 850 g ______________
kg
?
11. 21.2 kL ______________
mL
© Glencoe/McGraw-Hill
?
12. 1,400 mm ______________
cm
69
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
33
Math Skills Maintenance
Perimeter and Area of Rectangles
Find the perimeter of each rectangle.
1.
2.
21 cm
40 in.
6
cm
3.
40 in.
4.
14 yd
28 cm
18 cm
7 yd
Solve.
5. Find the perimeter of a rectangle that
has a width of 48 kilometers and a
length of 31 kilometers.
6. What is the perimeter of a square that
has 18-inch sides?
7. A rectangle has a length of 70 inches
and a width of 103 inches. Find the
perimeter of the rectangle.
8. Find the perimeter of a rectangle that
has a width of 33 feet and a length of
18 feet.
9. If the perimeter of this rectangle is 164
centimeters, what is its length?
10. The perimeter of a square is 22 inches.
What is the length of each side?
x cm
30 cm
© Glencoe/McGraw-Hill
70
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
33
Math Skills Maintenance
Perimeter and Area of Rectangles
Find the area of each rectangle.
1.
2.
15 mm
25 in.
15 mm
16 in.
3.
4.
144 in.
1
12 2 yd
60 in.
4 yd
5. Find the area of a rectangle that has a
length of 13 feet and a width of 9 feet.
6. What is the area of a rectangle that
has a width of 140 millimeters and a
length of 120 millimeters?
7. How long is one side of a square that
has an area of 81 square meters?
8. Find the width of a rectangle that has
a length of 20 centimeters and an area
of 360 square centimeters.
9. Draw and label a rectangle that has
a width of 6 feet and an area of
39 square feet.
10. The area of the rectangle
is 42.5 square meters.
Find the value of x.
5m
xm
© Glencoe/McGraw-Hill
71
Math Skills Maintenance, Course 3
Skill 34
Solve.
NAME ________________________________________ DATE ______________ PERIOD _____
33
Math Skills Maintenance
Perimeter and Area of Rectangles
Find the perimeter and area of each rectangle.
1. P ___________ A ___________
2. P ___________
27 mm
A ___________
2 ft
2 ft
18 mm
Solve.
3. Find the perimeter and area of a
rectangle that has a width of 7 meters
and a length of 20 meters.
4. What is the perimeter and area of a
rectangle that has a length of 12 inches
1
and a width of 10 inches?
2
5. If the area of this rectangle is
490 square meters, what is its
perimeter?
35 m
6. Find the area of the rectangle if it has
a perimeter of 31.4 meters.
12.5 m
xm
xm
7. Draw and label a rectangle that has a
perimeter of 60 centimeters and an
area of 200 square centimeters.
9. Which has the greater perimeter, a
square with an area of 100 square
millimeters or a rectangle with a width
of 18 millimeters and an area of
90 square millimeters?
© Glencoe/McGraw-Hill
8. Draw and label a square that has a
perimeter of 72 inches and an area of
324 square inches.
10. Which has the greater area, a square
with a perimeter of 100 inches or a
rectangle with a width of 5 inches and
a length of 120 inches?
72
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
34
Math Skills Maintenance
Graphing Points on a Coordinate Plane
Name the ordered pair for each point graphed.
1.
2.
y
y
A
D
x
O
x
O
C
B
3.
4.
y
E
y
G
x
O
O
x
H
F
5.
6.
y
y
I
J
K
x
O
x
O
L
7.
8.
y
y
P
x
O
M
N
9.
y
O
10.
S
x
y
W
O
U
x
T
© Glencoe/McGraw-Hill
73
Math Skills Maintenance, Course 3
Skill 34
Q
x
O
NAME ________________________________________ DATE ______________ PERIOD _____
34
Math Skills Maintenance
Graphing Points on a Coordinate Plane
Graph each ordered pair.
1. A(4, 3),
B(2, 0)
x
O
3. E(0, 4),
F(3, 2)
5. I(0, 0),
J(3, 3)
7. M(0, 2),
N(4, 4)
9. S(2, 2),
T(3, 4)
x
O
x
y
x
O
10. U(0, 1),
W(1, 0)
y
O
y
8. P(3, 0),
Q(1, 1)
y
x
O
x
O
y
6. K(1, 4),
L(2, 4)
y
x
O
x
O
y
4. G(2, 3),
H(2, 1)
y
O
© Glencoe/McGraw-Hill
2. C(3, 1),
D(4, 1)
y
x
y
O
74
x
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
34
Math Skills Maintenance
Graphing Points on a Coordinate Plane
Name the ordered pair for each point graphed.
1.
2.
y
y
A
D
B
x
O
x
O
C
3.
y
4.
F
x
O
y
H
O
x
G
E
Graph each ordered pair.
x
O
7. M(2, 3),
N(0, 0)
9. S(1, 4),
T(4, 1)
x
O
x
y
x
O
10. U(2, 4),
W(2, 4)
y
O
y
8. P(2, 1),
Q(0, 3)
y
O
© Glencoe/McGraw-Hill
6. K(1, 1),
L(4, 0)
y
x
y
O
75
x
Math Skills Maintenance, Course 3
Skill 34
5. I(0, 3),
J(2, 0)
NAME ________________________________________ DATE ______________ PERIOD _____
35
Math Skills Maintenance
Displaying Data on Graphs
For Exercises 1-6, use the table that shows how many students are in
each teacher’s homeroom.
Teacher
Wilson
Sanchez
Brooks
Ames
Toshio
Students
27
23
29
19
25
1. Describe the data presented in the
table.
2. Make a bar graph using the data in the
table.
3. How many total students are recorded
in your bar graph?
4. What is the range of the data?
5. How many teachers have a homeroom
with more than 20 students?
6. What percent of the homerooms have
25 or more students?
For Exercises 7-10, use the table that shows the number of boys and
girls in each homeroom.
Teacher
Wilson
Sanchez
Brooks
Ames
Toshio
Boys
11
14
13
12
12
Girls
16
9
16
7
13
7. Describe the data presented in the
table.
8. Make a double bar graph using the
data in the table.
9. What is the range in the number of
girls?
10. What percent of the homerooms have
13 or more boys?
© Glencoe/McGraw-Hill
76
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
35
Math Skills Maintenance
Displaying Data on Graphs
For Exercises 1-6, use the table that
shows how many victories Jeremy’s
high school football team had each year.
Year
Victories
1998
1999
2000
2001
6
11
8
10
1. Describe the data presented in the
table.
2. Make a line graph using the data in
the table.
3. Between which two years did Jeremy’s
team have the greatest increase in
victories?
4. Between which two years did Jeremy’s
team have the greatest decrease in
victories?
5. How many total victories did Jeremy’s
team have over his four years?
6. Based on the data shown in the line
graph, predict how many victories the
team will have in the year 2002.
Explain.
Year
1998
1999
2000
2001
Darnell’s Victories
7
9
10
9
Jeremy’s Victories
6
11
8
10
7. Describe the data presented in the
table.
9. What is the difference in the total
number of victories for the teams over
the four years?
© Glencoe/McGraw-Hill
8. Make a double line graph using the
data for Darnell’s team and Jeremy’s
team.
10. What percent of Darnell’s seasons had
9 or more victories?
77
Math Skills Maintenance, Course 3
Skill 35
For Exercises 7-10, use the
table that shows how
many victories Darnell
and Jeremy’s football
team had each year.
NAME ________________________________________ DATE ______________ PERIOD _____
35
Math Skills Maintenance
Displaying Data on Graphs
For Exercises 1-6, use the data below.
{14, 11, 19, 6, 21, 8, 12, 17, 7, 18, 9, 11, 8, 7}
1. Write the stems that would be used for
the stem-and-leaf plot of this data.
2. Make a stem-and-leaf plot using the
data.
3. What is the range of the data?
4. What is the average (mean) of the
data?
5. Which interval has the most data
points?
6. Which interval has the fewest data
points?
For Exercises 7-10, use the data below.
{23, 15, 39, 68, 57, 42, 51, 52, 41, 18, 29, 33, 30, 12}
7. Write the stems that would be used for
the stem-and-leaf plot of this data.
9. Which interval has the most data
points?
© Glencoe/McGraw-Hill
8. Make a stem-and-leaf plot using the
data.
10. Which interval has the fewest data
points?
78
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
35
Math Skills Maintenance
Displaying Data on Graphs
Determine which type of graph is most appropriate for each set of
data. Explain your choice.
1. average new car prices over a ten-year
period
2. car prices for each of the top ten models
for a given year
For Exercises 3-6, use the data below.
$1.40, $1.29, $1.32, $1.08, $1.44, $1.25, $1.15, $1.37, $1.33, $1.22
3. Describe a situation that this data
could represent.
4. Display this data in a stem-and-leaf
plot.
5. What is the range of the data?
6. Which interval has the most data
points?
For Exercises 7-8, use the data below.
Candidate
Rosa
Alvin
Angela
Dylan
Tamika
Votes Won
103
79
95
100
98
8. Display this data with a graph.
Skill 35
7. Describe a situation that this data
could represent.
© Glencoe/McGraw-Hill
79
Math Skills Maintenance, Course 3
NAME ________________________________________ DATE ______________ PERIOD _____
35
Math Skills Maintenance
Displaying Data on Graphs
Determine which type of graph is most appropriate for each set of
data. Explain your choice.
1. the prices of several types of athletic
shoes
2. the values of two stocks compared over
the period of several weeks
For Exercises 3-6, use the table that shows the home runs hit by
several players in the 2000 Major League Baseball season.
Player
Sosa
Home Runs
50
Bonds
Bagwell
Glaus
V. Guerrero
Hildago
49
47
47
44
44
3. Which data display would be most
appropriate for the data in the table?
4. Display this data with a graph.
5. What is the range of the data?
6. What is the average number of home
runs for these six players? Round to
the nearest tenth.
For Exercises 7-8, use the table below.
Day
Price
Monday
Tuesday
$1.27
$1.23
Wednesday Thursday
$1.24
7. Describe a situation that this data
could represent.
© Glencoe/McGraw-Hill
$1.31
Friday
Saturday
Sunday
$1.34
$1.32
$1.30
8. Display this data with a graph.
80
Math Skills Maintenance, Course 3