Number Sense Review 2

Think about the number 73. How many tens are there?

• 7

• 3

• 70

• 30

Tags

CCSS.2.NBT.A.2

Think about the number 84. How many ones are there?

• 8

• 4

• 80

• 40

What is expanded form for 73?

• 70 + 30

• 70 + 3

• 7 + 3

• 700 + 3

Tags

CCSS.2.NBT.A.3

How many in all?

• 346

• 436

• 643

• 3046

If you added two more tens, how many would you have?

• 366

• 348

• 546

• 2036

A related facts for 2 + 6 = 8 is.....

• 2 + 8 = 10

• 8 + 6 = 14

• 8 - 6 = 2

• 2 - 6 = 8

11 + 9 = ______ + 11

• 1

• 10

• 9

• 20

10, 15, 20, 25, 30, _____, 40

Fill in the blank.

• 40

• 35

• 31

• 39

12, _____, 16, 18, 20, 22, 24

Fill in the blank.

• 14

• 13

• 11

• 15

Think about the number 44. What is 1 more?

• 45

• 44

• 55

• 35