Adding and Subtracting within 100

Use the number line below to solve the problem 25 + 4

• 30

• 29

• 10

• 4

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Joe wants to subtract 5 from 15 on a number line. What should he do to perform this operation?

• Count back 5 steps from 15.

• Count back 5 steps from 10.

• Count back 15 steps from 5.

Tags

CCSS.1.OA.A.1

Use the part of the hundred chart to solve for the difference of 79 and 8.

• 17

• 87

• 71

• 7

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

 Solve the subtraction problem.

75 – 7 = ?

• 82

• 7

• 68

• 70

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

There are 10 cats. 8 more joined them. How many are there in all?

• 17

• 16

• 18

• 8

Tags

CCSS.2.OA.C.3

There are 19 frogs in the pond. 4 hopped away. How many are there now?

• 15

• 14

• 10

• 23

Tags

CCSS.2.OA.A.1

67+12

• 78

• 77

• 76

• 79

Tags

CCSS.2.NBT.B.5

54-22

• 32

• 31

• 30

• 33

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

56+22

• 77

• 78

• 76

• 79

Tags

CCSS.2.NBT.B.5

Iker went to the store and bought 12 cookies. He went back to the store the next day and bought 42 more cookies! How many cookies does he have now?

• 54

• 33

• 53

• 34

Tags

CCSS.2.OA.A.1