Addition and Subtraction within 100

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Tags

CCSS.1.OA.A.1

Front

What is subtraction?

Back

Subtraction is the process of finding the difference between two numbers by taking one number away from another.

Tags

CCSS.2.OA.A.1

Front

Calculate 28 + 37

Back

65

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Calculate 78 + 24

Back

102

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Calculate 39 + 42

Back

81

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Calculate 87 - 29

Back

58

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Calculate 41 - 25

Back

16

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 10 and 15?

Back

25

Tags

CCSS.2.NBT.B.5

Front

What is the difference between 50 and 20?

Back

30

Tags

CCSS.1.NBT.C.5

Front

If you have 5 apples and you buy 3 more, how many apples do you have?

Back

8

Tags

CCSS.1.OA.A.1