Unit 2 Math Review

Casey planted 25 seeds. He put 5 seeds into each row. How many rows did he plant?

• 6

• 8

• 5

• 2

Santiago has 5 party bags for his birthday guests. Each bag has 4 candy bars. How many candy bars does Santiago have in all?

• 20

• 9

• 1

• 15

Make the number sentence true. 

2 x  ____ x 6 = 2 x 6 x 3

• 3

• 7

• 4

• 12

What multiplication sentence will help you solve the following? 30  $\div$  3 = ? _____ x _____ = ______

• 3 + 3 = 6

• 3 -3 = 0

• 30 - 3 = 27

• 3 x 10 = 30

Show the distributive property for 9 x 4.

• (5 x 4) + (4 x 4)

• (5 + 4) x (4 + 4)

• 4 x 9

• (5 + 4) + (4 + 4)

Which fact would help find the product?

80 x 2 = ____

• 80 + 2

• 8 x 2

• 2 x 10

• 40 + 40

What two equations describe the number line model?

• 2 x 5 = 10 and 5 x 2 = 10

• 3 x 5 = 10 and 5 x 3 = 10

• 10 x 2 = 20 and 2 x 10 =20 

• 5 x 5= 10 and 5 x 5 = 10

Which number expression matches the picture?

• 12 + 4

• 12 - 4

• 3 x 4

• 4 + 3

What is the value of n?

4 x n = 28

n = ___

• 6

• 7

• 9

• 11

How many more trees were planted in Week 3 than in Week 1?

• 13 + 6 = 19

• 6 - 3 = 3

• 7 - 3 = 4

• 13 - 6 = 7