Name_______________________ Period_____ score ____=_____ Notes ______
c/b ______________________
10
50
7th Accelerated
Chapter 4 Review
Part I-Write the best answer.
1. Write a number sentence to represent the model. Explain how you determined the number sentence.
2. Use the number line to determine the sum
.
3. Use the number line to determine the sum
.
Add or subtract.
4.
Use the number line to determine the unknown addend. Write the number in the blank.
5. Explain how you can determine the additive inverse of a number. What is the sum of a number and its additive
inverse?
The table gives the lowest temperatures ever recorded in five U.S. cities. Use this table to answer each question.
Lowest Recorded Temperatures (F)
Honolulu, HI
Huron, SD
Mobile, AL
Norfolk, VA
St. Louis, MO
53
41
3
3
18
6. What is the difference between the greatest temperature listed and the least temperature listed?
Multiple Choice
____
7. Which statement explains how you can use a number line to determine the number that is 4 more than 9?
a.
b.
c.
d.
____
Go to 9 on the number line and then move 4 units to the left.
Go to 9 on the number line and then move 4 units to the right.
Go to 4 on the number line and then move 9 units to the right.
Go to 9 on the number line and then move 4 units to the right.
8. A number game is played with a number cube and a number line.
When it is your turn, you roll the number cube twice. The first roll tells you how many units to move to the left
from the starting point. The second roll tells you how many units to move to the right from where you stopped
after your first roll.
If the starting point is 4, what is your ending point if you roll 5 on the first roll and 3 on the second roll?
a. 12
____
b. 6
c. 2
9. Marcus wants to use a model to determine the difference
d. 4
. He starts with 8 negative counters.
He wants to add 3 positive counters to the model without changing the value. How can he do that?
a. add 3 positive counters
b. add 3 positive counters and take away 3
negative counters
c. add 3 negative counters
d. add 3 positive counters and 3 negative
counters
____ 10. Use the number line to determine the unknown addend in the following number sentence.
4 
 9
a. 13
c. 5
b. 5
d. 13
____ 11. Which statement about the sum of two additive inverses is true?
a. The sum is zero.
b. The sum is 1.
c. The sum must be a positive number.
d. The sum must be a negative number.
____ 12. Determine the sum
a.
.
b.
c.
d.
____ 13. A number game is played with a number cube and a number line.
When it is your turn, you roll the number cube twice. The first roll tells you how many units to move to the left
from the starting point. The second roll tells you how many units to move to the right from where you stopped
after your first roll.
Which number sentence represents starting at 2, rolling 4 on the first roll and 2 on the second roll?
a.
b.
c.
d.
____ 14. Which statement explains how you can use a number line to determine the number that is 3 less than 4?
a.
b.
c.
d.
Go to 4 on the number line and then move 3 units to the left.
Go to 4 on the number line and then move 3 units to the right.
Go to 3 on the number line and then move 4 units to the left.
Go to 4 on the number line and then move 3 units to the left.
____ 15. The table gives the highest and lowest recorded temperatures for four cities. Which city recorded the smallest
difference between its highest and lowest temperatures?
Extreme Recorded Temperatures
City
Highest Temperature (F)
Lowest Temperature (F)
Barrow, Alaska
73
42
Budapest, Hungary
103
10
Prague, Czech
Republic
98
16
Tehran, Iran
109
5
a. Barrow
b. Budapest
c. Prague
d. Tehran
____ 16. What sum or difference is shown by the figure?
a.
b.
c.
d.
____ 17. Determine the difference
a. 43.3
.
b. 43.3
c. 26.1
d. 26.1
____ 18. Which statement describes the set of integers that when added to 4 gives a sum of less than zero?
a. any number less
than 4
b. any number less
than 8
c. any number
greater than 4
d. any number
greater than 4
____ 19. Use the number line to determine the sum
a. 9
b. 9
.
c. 5
d. 5
____ 20. Which number sentence represents the model?
a.
c.
b.
d.
____ 21. The average daily temperature in Denton went from 8F in January to 43F in March. What was the
change in average daily temperature from January to March?
a.
b.
c.
d.
The average temperature rose 51F.
The average temperature rose 35F.
The average temperature fell 51F.
The average temperature fell 35F.
____ 22. Which number sentence represents the model?
a.
b.
c.
d.
____ 23. Determine the sum
a. 70.98
b. 70.98
c. 21.78
d. 48.84
.
____ 24. Which subtraction sentence is always true?
a. positive  positive  positive
b. negative  positive  negative
c. positive  negative  negative
d. negative  negative  negative
____ 25. Determine the value of the expression.
a. 33
b. 5
c. 5
d. 33
____ 26. Which statement about the sum of a negative number and a positive number is true?
a. The sum must be positive.
b. The sum will be positive if the absolute value of the negative number is greater than the
absolute value of the positive number.
c. The sum must be negative
d. The sum will be negative if the absolute value of the negative number is greater than the
absolute value of the positive number.
Determine the missing addend.
27. Explain how you could use a number line to determine the number that is 8 less than 3.
__________________________________________________________________________
What is the number? _____________________
Add or subtract.
28.
_________________________
7th Accelerated Review 4
Answer Section
1. ANS:
There are 4 positive and 7 negative counters. To determine the sum, pair each positive counter with a negative
counter. There are 3 negative counters left over.
PTS: 1
TOP: Pre Test
2. ANS:
REF: 4.3
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c
KEY: additive inverses
The sum is 2.
PTS: 1
3. ANS:
REF: 4.2
NAT: 7.NS.1.b
TOP: Pre Test
REF: 4.2
NAT: 7.NS.1.b
TOP: Post Test
The sum is 3.
PTS: 1
4. ANS:
PTS: 1
REF: 4.5
NAT: 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
TOP: Post Test
5. ANS:
The additive inverse of a number is its opposite. The sum of a number and its additive inverse is 0.
PTS: 1
TOP: End Ch Test
6. ANS:
94F
7.
8.
9.
10.
11.
PTS:
TOP:
ANS:
TOP:
ANS:
TOP:
ANS:
NAT:
KEY:
ANS:
TOP:
ANS:
TOP:
REF: 4.3
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c
KEY: additive inverses
1
REF: 4.4
NAT:
End Ch Test KEY: zero pair
B
PTS: 1
REF:
Standardized Test
B
PTS: 1
REF:
Standardized Test
D
PTS: 1
REF:
7.NS.1.a | 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
zero pair
C
PTS: 1
REF:
Standardized Test
A
PTS: 1
REF:
Standardized Test
KEY:
7.NS.1.a | 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
4.2
NAT: 7.NS.1.b
4.1
NAT: 7.NS.1.a | 7.NS.1.b
4.4
TOP: Standardized Test
4.2
NAT: 7.NS.1.b
4.3
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c
additive inverses
12. ANS: D
PTS: 1
REF: 4.5
NAT: 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
TOP: Standardized Test
13. ANS: C
PTS: 1
REF: 4.1
NAT: 7.NS.1.a | 7.NS.1.b
TOP: Standardized Test
14. ANS: A
PTS: 1
REF: 4.4
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
TOP: Standardized Test
KEY: zero pair
15. ANS: B
PTS: 1
REF: 4.4
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
TOP: Standardized Test
KEY: zero pair
16. ANS: B
PTS: 1
REF: 4.2
NAT: 7.NS.1.b
TOP: Standardized Test
17. ANS: B
PTS: 1
REF: 4.4
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
TOP: Standardized Test
KEY: zero pair
18. ANS: A
PTS: 1
REF: 4.3
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c
TOP: Standardized Test
KEY: additive inverses
19. ANS: D
PTS: 1
REF: 4.2
NAT: 7.NS.1.b
TOP: Standardized Test
20. ANS: B
PTS: 1
REF: 4.5
NAT: 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
TOP: Standardized Test
21. ANS: A
PTS: 1
REF: 4.4
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
TOP: Standardized Test
KEY: zero pair
22. ANS: B
PTS: 1
REF: 4.3
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c
TOP: Standardized Test
KEY: additive inverses
23. ANS: B
PTS: 1
REF: 4.3
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c
TOP: Standardized Test
KEY: additive inverses
24. ANS: B
PTS: 1
REF: 4.4
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
TOP: Standardized Test
KEY: zero pair
25. ANS: C
PTS: 1
REF: 4.4
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
TOP: Standardized Test
KEY: zero pair
26. ANS: D
PTS: 1
REF: 4.3
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c
TOP: Standardized Test
KEY: additive inverses
27. ANS:
Go to 3 on the number line and then move 8 units to the left. The number that is 8 less than 3 is 5.
PTS: 1
TOP: Pre Test
28. ANS:
2.65
PTS: 1
TOP: Pre Test
REF: 4.4
KEY: zero pair
NAT: 7.NS.1.a | 7.NS.1.b | 7.NS.1.c | 7.NS.1.d
REF: 4.5
NAT: 7.NS.1.b | 7.NS.1.c | 7.NS.1.d