3rd Grade Unit 1 Test Review - Larson (Sub)

Graphs

100

This table shows the favorite ice cream of some students in third grade. 

Chocolate - 14
Strawberry - 7
Vanilla - 10
Mint - 26

How many more students like mint than chocolate?

12 students

200

This table shows the favorite ice cream of some students in third grade. 

Chocolate - 15
Strawberry - 7
Vanilla - 10
Mint - 26

What scale would work best for a graph of this data?
A) 5 B) 20 C) 15

5

300

This table shows the favorite ice cream of some students in third grade. 

Chocolate - 15
Strawberry - 7
Vanilla - 10
Mint - 26

Is this true or false? More students liked vanilla and strawberry combined than chocolate. 

True - chocolate = 15, strawberry and vanilla = 17

400

This table shows the favorite ice cream of some students in third grade. 

Chocolate - 14
Strawberry - 7
Vanilla - 10
Mint - 26

Draw a scaled bar graph of this data using a scale of 5. 

(Check student whiteboards)

500

This table shows the favorite ice cream of some students in third grade. 

Chocolate - 14
Strawberry - 7
Vanilla - 10
Mint - 26

How many students were surveyed altogether?

57 students total

Multiplication - Arrays

100

Write a multiplication equation that could represent the number of dots in the array.

. . .
. . .
. . . 

3 x 3 = 9

200

Write a multiplication equation that could represent the number of dots in the array.

. . . . . . . .
. . . . . . . .
. . . . . . . .

There are 3 rows of 8 dots, so 3 x 8 = 24 or 8 x 3 = 24

300

What are the lines going horizontally in an array called?

rows

400

What are the lines going vertically in an array called?

Columns

500

Write a multiplication equation that could represent the number of dots in the array.

. . . . . . . . . . .
. . . . . . . . . . .
. . . . . . . . . . .
. . . . . . . . . . . 

11 x 4 = 44 or 4 x 11 = 44

Multiplication - Pictures

100

Write a multiplication equation that could represent the number of dots in the bracket groups.

[. . . .]       

[. . . .]

[. . . .]

There are 4 dots in each bracket [ ] group, and there are 3 bracket groups, so 

3 x 4 = 12 

200

Write a multiplication equation that could represent the number of dots in the bracket groups.

[. . . . .]       

[. . . . .]

[. . . . .]

There are 3 groups of 5, so 3 x 5 = 15 

300

Write a multiplication equation that could represent the number of dots in the bracket groups.

[. . . . . . .]    [. . . . . . .]   

[. . . . . . .]    [. . . . . . .]

There are 4 groups of 7 so 4 x 7 = 28

400

Write a multiplication equation that could represent the number of dots in the bracket groups.

[. . . . . . . .]    [. . . . . . . .]   [. . . . . . . .]

[. . . . . . . .]    [. . . . . . . .]   [. . . . . . . .]

6 groups of 8, so 

6 x 8 = 48

500

Show an example of a multiplication expression vs. a multiplication equation. 

Multiplication expression just has factors, but not a product. Example: 3 x 3 

Multiplication equation has factors and a product. Example: 3 x 3 = 9

Multiplication - Word Problems

100

Lily has 5 bags. Each bag has 10 rubber bands. How many rubber bands does Lily have?

50 rubber bands (because 5 x 10 = 50)

200

There are 3 basketball teams on the court. Each team has 12 players. How many basketball players are on the court altogether?

36 players

(3 x 12 = 36)

300

Katie has 16 cards. She arranges the cards in 4 rows. Explain how the equation 4 x ? = 16 relates to Katie's cards

If ? = number of cards in each row, then 4 x ? = 16 because 16 is how many she has altogether and 4 is the number of rows. 

400

Katie has 16 cards. She arranges the cards in 4 rows. How many cards are in each row? Show or explain how you know. 

4. Student answers may vary. Example could be: I put dots in 4 rows and there are 4, 8, 12, 16 dots. It takes 4 dots in each row to get 16 total. 

500

Find the number that makes the equation true. Use an array, or a picture to help you!

4 x ___ = 24

6