Add and Subtract 2-Digit Numbers

Solve 23 + 15.

• 34

• 38

• 12

• 55

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Solve 45 + 24.

• 21

• 29

• 69

• 68

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Solve 26 + 52.

• 78

• 74

• 34

• 56

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Solve 43 - 12.

• 55

• 31

• 32

• 65

Tags

CCSS.2.OA.A.1

Solve 59- 29.

• 30

• 20

• 45

• 67

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Solve 78 - 33.

• 101

• 111

• 34

• 45

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Solve 64 - 11.

• 46

• 75

• 53

• 55

Tags

CCSS.2.OA.A.1

Solve 83- 21.

• 54

• 94

• 64

• 62

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Ms. Gordon gave Leo 25 tennis balls. He lost 12. How many does he have left?

• 25 + 12 = 37. Leo has 37 tennis balls left.

• 25 + 12 = 33. Leo has 33 tennis balls left.

• 25 - 12 = 13. He has 13 tennis balls left.

• 25 - 12 = 17. Leo has 17 tennis balls left.

Tags

CCSS.2.OA.A.1

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