Name:
________________________________ Teacher: _________________________
3rd Grade Math-A-Thon
*If not enough space is available to work out a problem, please use a separate sheet of paper*
1.) What is the following figure called?
A
pyramid
B
rectangular solid
C
square prism
D
cone
2.) Which of the following figures contains a right angle?
A
B
C
______
D
3.) If you fold a piece of paper shaped like a circle in half, what would it look like?
A
B
______
C
______
D
4.) I am an even number. I am more than 5 and less than 10. I am not 6. Who am I?
I am an odd number between 20 and 25. I am 3 times some number. Who am I?
5.) How are these boxes alike? Make up two more boxes like these.
______
______
__________________
______________________________________________________________________________
1
2
4
5
10
11
10
4
22
3
7
46
6
13
12
6.) Which of the following letters have two or more lines of symmetry?
______
T X O C
A
T and O
B
T and X
C
X and O
D
O and C
7.) Which set contains congruent figures?
A
B
______
C
D
8.) Which would the figure look like if shaded sides were connected?
A
B
C
______
D
9.) Fill in the boxes using the digits 1, 2, 3, and 4. Use each digit only once.
+
What is the largest sum you can get?
______
What is the smallest sum?
______
How many different sums can you find?
______
10.) Tree trunks are most like which shape?
A cylinder
B sphere
______
C pyramid
D cube
11.) What is the area of this figure?
______
12.) Which of the following best describes the shape of the hat in the picture?
______
A a cone
B a cube
C a sphere
D a cylinder
13.) About how much does one of the cupcakes weigh?
A 2 oz.
B 3 oz.
C 5 oz.
D 8 oz.
______
14.) About how long is the piece of chalk?
A about 3 ½ cm
B about 4 cm
C about 4 ½ cm
D about 5 cm
______
15.) 8 x 7 = ? Write a story and draw a picture about 8 x 7. Write a number sentence on your
picture.
16.) What do you use to measure weight?
A scale
B cup
______
C bucket
D ruler
17.) Joe had to put one quart of water in his dog’s bowl, but the only container he had
was a cup. How many cups of water would Joe have to put in the bowl in order
to have 1 quart?
A 2 cups
B 3 cups
C 4 cups
D 5 cups
______
18.) Which of these is the best estimate for the length of a school classroom?
A 1 yard
B 10 yards
C 30 yards
D 100 yards
19.) Which of the following would weigh about 5 grams?
A a book
B a nickel
C a desk
______
D a bike
20.) What is the greatest difference between the high and low temperatures?
Three-Day Mountain Conditions
SUN
MON
TUE
H 74
H 72
H 76
L 59
L 59
L 59
______
A 13°
B 15°
C 17°
D 19°
______
21.) How many logs will fit around this garden? Please show your work.
______
22.) Mark watched the temperature drop to the freezing point on the thermometer.
What temperature did he see?
______
A 100° F
B 50° F
C 32° F
D 10° F
23.) Crunchie Cookies weigh 1 ounce each. If Mika buys a one-pound box,
how many cookies will she have?
A 1
B 8
C 16
D 17
24.) At what outside temperature would you more likely wear a bathing suit?
A 30° F
B 50° F
C 70° F
______
D 90° F
25.) There are 51 bikes at the school. 51 is …
A. 3 more than ______
B 3 less than _______
C 10 more than _______
D 10 less than _______
E about half of _______
F about twice _______
______
26.) Jonah’s class is recycling aluminum cans to raise money for a field trip. If he
finds 9 cans a day for an entire week, how many cans will he have for his class?
The class needs $3 more to pay for the bus. If Jonah receives 5 cents for each
can he collected during the week, will they have enough?
______
______
27.) How many more students had birthdays in January and February
than in June and July?
______
28.) Clarende asked his classmates what kinds of dogs they liked best.
Which two types of dogs were most popular?
______
A Poodles and Huskies
B Mutts and Airedales
C Mutts and Huskies
D German Shepherds and Airedales
29.) How many maple trees are in Leaf Park?
______
A 6
B 5
C 3
D 2
30.) Jane’s classmates voted for their favorite subject. How many voted for Math?
A 3
B 5
C 6
D 10
31.) Each pictures stands for a number.
______
______
What number does the whole picture stand for?
A 163
B 316
C 361
D 631
32.) Solve: 324 – 137 =
A 803
B 213
______
C 197
D 187
33.) Solve:
305
- 298
A 7
B 17
C 113
D 117
______
34.) The graph below tells about a boy named Jesse.
Which of the following is the best title for this graph?
A “How Much Jesse Sleeps”
______
B “Jesse Likes to Play”
C “Jesse’s School Day”
D “What Jesse Does Each Day”
35.) Which set of numbers is ordered from least to greatest?
A 684, 328, 825
B 369, 284, 916
C 236, 498, 609
______
D 18, 246, 138
36.) What number is missing in the table?
6
7
8
9
10
A 64
54
63
?
81
90
B 71
C 72
D 80
37.) Which of the following numbers would complete the following pattern?
______
______
30, 36, ____, 48, 54
A 24
B 32
C 41
D 42
38.) If you rounded each number in 574 + 328 to the nearest hundred,
how would the problem be written?
A 600 + 300
B 600 + 400
C 500 + 300
D 500 + 400
39.) The Girl Scout Troops in Martin County sold cookies to earn money. Troop A
sold 175 boxes, Troop B sold 324 boxes, Troop C sold 312 boxes, and Troop D
sold 287 boxes. How many boxes of cookies did they sell in all?
A 811
B 923
C 1098
B 15 and 17
C 16 and 17
______
D 1107
40.) What will be the next two odd numbers after 14?
A 15 and 16
______
______
D 16 and 18
41.) Ms. Nichol’s class has 24 desks. She got 1 more desk for the new student.
Does she now have an odd or even number of desks?
A even, because 20 is an even number
B odd, because 1 is an odd number
C even, because 24 is an even number
D odd, because 25 is an odd number
42.) Of the numbers in the box, which is the second largest?
A 645
B 699
C 701
______
D 717
645
456 717
701 699
43.) James delivers 120 newspapers each week. Jenna delivers 125.
Who of the following delivers more papers than James, but less than Jenna?
A Bobby – 115 papers
B Marta – 128 papers
C Kent – 125 papers
B 280 feet
C 270 feet
B 500 + 60 + 7
C 700 + 50 + 6
______
D 500 + 70 + 6
46.) What does the “9” represent in 963?
A 9 thousands
B 9 hundreds
______
C 9 tens
D 9 ones
47.) Which numeral represents three hundred forty-four?
A 340
B 342
C 344
______
D 304
48.) Which of the following numbers comes between 461 and 463?
A 460
B 464
______
D 250 feet
45.) Which of the following is equal to 576?
A 500 + 7 + 6
______
D Nancy – 121 papers
44.) Ruth’s house is 276 feet from Gary’s yard.
About how far is Ruth’s house from Gary’s yard, to the nearest ten?
A 300 feet
______
C 462
______
D 466
49.) Jerry likes to wear T-shirts and shorts to school. He has three T-shirts: a red one, ______
a blue one, and a white one. He has two pairs of shorts: a blue pair and a black pair.
How many different outfits does Jerry have for school?
50.) You have thirty-seven beans. Make teams of five.
______________________________
Write a number sentence that shows your work. Don’t forget about leftover beans.
This rectangle represents a whole:
51. What part of the following is shaded?
A 1 3/9
B 1 3/6
______
C 1 12/9
D 1 6/3
52.) How many six-packs of soda did
Mrs. Greene buy?
A 1 1/6
B 1 2/6
C 2 2/6
_____
D 2 8/6
This square represents a whole:
53.) What part of the following is shaded?
A 1 1/7
B 1¼
______
C 1¾
D 2 1/3
54.) What do the sets of dots stand for?
A 4+5
B 4X5
C 4+4
______
D 5X5
55.) What should replace the ☺ in the number sentence 6 x 5 = 5 x ☺?
A 1
B 5
C 6
D 30
56.) What is another way to show the same set of triangles?
A
B
C
D
______
57.) If each sticker costs 9¢, how much will 5 stickers cost?
A 5¢
B 9¢
C 40¢
D 45¢
______
Stickers
Cost
______
2
3
4
5
18¢ 27¢ 36¢ ?¢
58.) An apple costs 25¢. How much will 5 apples cost?
A $1.50
B $1.25
C $1.00
______
D 75¢
59.) Corey reads 2 stories per day.
How many stories did Corey read Monday through Friday?
A 7
B 9
C 10
______
D 15
60.) A group of third-graders has three rabbits in its classroom. They feed the rabbits
______
from a bag containing 18 carrots. Each rabbit eats one carrot a day. How many days
will it take the rabbits to eat the whole bag?
A 6 days
B 5 days
C 4 days
D 3 days
61.) An alligator weighs about 11 kilograms. How much will 5 alligators of the same
size weigh?
A 16 kilograms
B 50 kilograms
C 55 kilograms
D 100 kilograms
62.) Jill’s pencil was about 3 large paperclips long. A large paperclip is about
2 inches long. About how long was Jill’s pencil?
A 6 inches
B 5 inches
C 3 inches
B 28
C 18
B 56
C 54
65.) Draw a picture or tell why 2 X 5 = 5 X 2.
______
D 20
64.) A group of nine third graders had crackers for a snack. If each student ate six
crackers, how many crackers did the group eat?
A 48
______
D 1 inch
63.) There were 90 crackers in a bag. Nine students each ate 8 crackers.
How many crackers were left in the bag?
A 22
______
D 52
______
66.) Katlin got an answer of 18. What problem did she solve?
A
B
C
D
______
Jacob baked 9 dozen cookies. How many cookies did he bake?
Lorie has 9 pencils in each hand. How many pencils does she have?
Paul walked 9 miles in 2 days. How many miles did he walk each day?
Mary reads 2 books a week. How many books does she read each month?
67.) Sue is reading a good book from the school library. She read 4 chapters in one
hour. To find the number of chapters she could read in 2 hours, which number
sentence could she use?
A 4+2=
B 2X4=
C 4–2=
D 2+2=
68.) Rich can walk around the track in 5 minutes. Which number sentence will help
Rich find out how long it will take him to walk around the track 3 times?
A 3X5=
B 3+5=
C 3+3+3=
______
______
D 3X1=
69.) Choose the story problem that goes with the number sentence:
3 X 7 = 21
______
A Paul drew 7 pictures for a comic book. If he drew 3 more how many pictures would he have?
B Paul spent 3 days making his own comic book. If he drew 7 pictures a day, how many
pictures were in the comic?
C Paul drew 7 pictures for a comic book. If he threw 3 away, how many would he have?
D Paul spent 7 days making his own comic book. If he drew 21 pictures and threw 3 away, how
many pictures were in the comic?
70.) Choose a story problem that goes with the number sentence:
A
B
C
D
______
Sarah reads 4 hours each day. If she reads 4 days, how many hours will she read?
Walter reads 4 hours every day. How many hours will he read in 12 days?
Anne reads 3 hours every day. How many hours will she read in 4 days?
Brad reads 4 hours one day and 3 hours the next day. How many hours does he read?
71.) Choose a story problem that goes with the number sentence:
A
B
C
D
4 X 3 = 12
7 X 2 = 14
Seven friends each bought two cookies. How many cookies did they buy altogether?
Two children bought seven cookies. How many cookies did each child get?
Fourteen children bought seven cookies. How many cookies did each child get?
There were seven cookies for two children. How many cookies did each child get?
______
72.) Jack and his two sisters mowed lawns for some of their neighbors. They earned
$14.00 for mowing one lawn, and they decided to take equal shares of the money.
How much money was left over after they each took an equal share of $14.00?
A $0.02
B $0.34
C $2.00
______
D $2.34
73.) At a class party 9 students shared a bag of candy containing 72 pieces.
How many pieces did each student get?
A 6
B 7
C 8
______
D 9
74.) Ramon has 12 balloons that he wants to give equally to 4 friends
at his birthday party. How many balloons will each friend receive?
A 3
B 4
C 5
D 6
______
75.) Whistles cost 4¢ each. Willie has 24¢. How many whistles can he buy?
______
A 4
B 5
C 6
D 7
76.) Elly rides her bicycle 4 miles each day. How many days will it take her
to ride 100 miles? How many weeks?
______ days
______ weeks
77.) How many days are in two weeks?
A 21 days
B 14 days
______
C 10 days
D 18 days
78.) Which clock shows 6:45?
A
B
______
C
D
79.) If April 4 is on Tuesday, what day of the week will it be on April 30?
A Friday
B Saturday
C Sunday
Monday
80.) If the first Saturday in the month is on the 7th, what day is the third Saturday?
A 14
B 20
C 21
B
C
______
D
82.) Jill has $5.00 and wants to buy as much candy as she can for $1.50 a pack.
What is the largest number of packs she can buy?
A 2
B 3
C 1
______
D 28
81.) Which clock shows 20 minutes before 4 o’clock?
A
______
______
D 4
83.) Complete the magic square using the numbers 10, 20, 30, 40, 50, 60, 70, 80, and 90. Each
row, column, and diagonal must have a sum of 150.
84.) On the fourth Tuesday, Sue goes to her scout meeting. What is the date?
OCTOBER
S
M
T
W
Th F
S
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
A October 8
B October 15
C October 22
D October 29
______
85.) Sam got his test back on Thursday, three days after he took it.
On what day did Sam take his test?
A Monday
B Tuesday
C Wednesday
______
D Thursday
86.) It is 3:00 pm. Bob’s favorite program comes on TV in 1 ½ hours.
Which clock shows the time it will be when Bob’s favorite program comes on?
A
B
C
D
87.) Jim’s father gets paid every Thursday. If he is paid Thursday, June 1,
how many checks will he receive in June?
A 3
B 4
C 5
B 10:15
______
D 6
88.) “Quarter past ten” is another way of saying which time?
A 5:00
______
______
C quarter till eleven D 10:25
89.) Sally timed how long it took her to ride her bike to school each day. On Tuesday ______
and Thursday she rode by her friend’s house on the way to school. How long did it
take her to ride to school on Thursday?
Mon
7 min
A 5 min
Tues
9 min
Wed
7 min
B 6 min
Thurs
?
C 7 min
Fri
7 min
D 9 min
90.) This table shows when the stars appear during part of a week in October.
What time will the stars appear on Wednesday?
Sun
7:16
A 7:04
B 7:05
Mon
7:12
Tues
7:08
Wed
?
C 7:06
D 7:07
______
91.) Fifteen Girl Scouts are planning an overnight camping trip. Two
mothers will also go. They are planning to have dollar-sized pancakes
and sausages for breakfast. Each scout plans to eat 10 pancakes and
3 sausages. Each mother plans to eat 5 pancakes and 2 sausages.
How many pancakes and sausages will they need?
______ pancakes
______ sausages
92.) Janna has $1.25 to spend. What can she buy and still have 10¢ left?
A ball, candy bar, gum
B notebook, ball
C candy bar, gum, notebook
D ball, gum
93.) Pablo wants to buy a game that costs $2.79 and a book that costs $1.19.
About how much money will he need?
A $4.00
B $3.50
C $3.00
B $0.479
______
D $2.50
94.) If B.J. has four dollars and seventy-nine cents, how much money does she have?
A $0.79
______
C $4.079
______
D $4.79
95.) Anna bought a notebook for $1.50, a package of pencils for $1.02, and a ruler
for $0.71. She paid with $5.00. How much change did she get?
______
96.) On an average day in the United States, 890 copies of a certain comic book series are sold.
890 is …
A 10 more than _______
B 10 less than _______
C 100 more than _______
D 100 less than _______
E about half of _______
F about twice _______
G 800 + _______
H 10 X _______
I 500 + _______
J 110 less than _______
97.) How many cents equal the coins shown below?
A 55 cents
B 58 cents
C 65 cents
______
D 68 cents
98.) Kenji bought a fish tank for $20.60. He gave the clerk $25.00.
Which of the following shows how much change he got?
A $25.00 - $20.60 = $4.40
B $25.00 - $20.60 = $5.40
C $20.60 + $4.60 = $25.00
D $25.00 + $20.60 = $45.60
99.) James has $5.00. Which items can he buy?
______
____________________________________
100.) Emily bought a hamburger, a small order of fries, an order of onion rings, and a
______
large drink. She gave the clerk $5.00. How much change should Emily receive?
O’SHIELD’S KITCHEN
Hamburgers
$1.45
Hot Dogs
.80
French Fries
.60 small
.90 large
Apple Pie
.85
Drinks
.50 small
.75 medium
1.00 large
Onion Rings
.65
A $3.70
B $2.70
C $1.70
D $1.30
CONGRATULATIONS!
YOU HAVE COMPLETED ALL 100 PROBLEMS!
THANK YOU FOR SUPPORTING YOUR SCHOOL.