Make Ten or Hundred to Add

Use Strategies to Add and Subtract Tens

Use strategies to add and subtract tens from any two-digit number.

Multiple Choice

What number is 10 more than the number shaded in the hundreds chart?

• 33

• 44

• 42

• 34

• 53

Multiple Choice

What number is 10 less than 85?

• 58

• 75

• 86

• 84

• 95

Fill in the Blanks

Multiple Choice

How many TENS will be in the total?

15 + 40

• 5

• 1

• 4

• 15

• 40

Multiple Choice

What is the difference of 70 – 20?

Use the number line to prove your answer.

• 72

• 20

• 70

• 50

• 90

Multiple Choice

What number is 30 less than the number shaded in the hundreds chart?

• 63

• 103

• 83

• 73

• 113

Multiple Choice

How many TENS will be in the difference?

60 – 30 = _____

• 9

• 3

• 6

• 2

• 8

Multiple Choice

Molly had 60 stickers.

She gave 40 away to her friends.

How many stickers does Molly have now?

Draw a base ten model to prove your answer.

• 20

• 90

• 60

• 40

• 100

Multiple Choice

What is the difference of 64 – 40?

Use the number line to prove your answer.

• 104

• 24

• 63

• 44

• 54

Multiple Choice

What number is 20 less than the number shaded in the hundreds chart?

• 16

• 36

• 6

• 46

• 61

Multiple Choice

Jake had 45 Pokémon cards.

He got 30 More from his sister.

How many Pokémon cards does jake have now?

Draw a base ten model to prove your answer.

• 70

• 12

• 120

• 15

• 75

Multiple Choice

How many TENS will be in the total?

13 + 30

• 1

• 3

• 43

• 13

• 4

Multiple Choice

What number is 10 less than 50?

• 40

• 60

• 51

• 49

Fill in the Blanks

Multiple Choice

How many TENS will be in the difference?

84 – 40 = _____

• 12

• 8

• 6

• 4

• 0

Multiple Choice

What number is 10 more than the number shaded in the hundreds chart?

• 71

• 8

• 17

• 9

• 27

Poll

Let's Reflect: How do you think you did with using strategies to add and subtract tens?