Addition and Subtracting with Regrouping Up to 200

What must be added to 75 to make 100

• 25

• 45

• 35

• 65

Tags

CCSS.1.NBT.C.5

When we add two numbers and do the addition we use the symbol

• +

• -

• =

• x

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Taking away a smaller number from the big number is called

• addition

• subtraction

Tags

CCSS.2.OA.A.1

Addition

5+8=

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Use mental math to solve.

120 + 42 + 80

Tags

CCSS.2.NBT.B.5

Addition

10+13=

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

27+56=

• 83

• 73

• 72

• 81

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

35+48=

• 83

• 73

• 84

• 75

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

49+27=

• 76

• 66

• 77

• 67

Tags

CCSS.2.NBT.B.5

Mrs. Scharpf had 69 books and Mrs. Helman gave her 18 more. How many books are there in all?

• 87

• 77

• 71

• 51

Tags

CCSS.2.NBT.B.6