Addition and Subtraction Within 20

Front

15 - 5 =

Back

10

Tags

CCSS.2.OA.A.1

Front

18 - 18 =

Back

0

Tags

CCSS.2.NBT.B.5

Front

17 - 4 =

Back

13

Tags

CCSS.2.OA.A.1

Front

11 + 6 =

Back

17

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

0 + 0 =

Back

0

Tags

CCSS.2.NBT.B.5

Front

What is addition?

Back

Addition is combining two or more numbers to get a total.

Tags

CCSS.1.OA.A.1

Front

What is subtraction?

Back

Subtraction is taking one number away from another.

Tags

CCSS.2.NBT.B.7

Front

What is the sum of 2 and 3?

Back

5

Tags

CCSS.2.OA.C.3

Front

What is the difference between 10 and 4?

Back

6

Tags

CCSS.1.OA.A.1

Front

If you have 5 apples and you eat 2, how many do you have left?

Back

3

Tags

CCSS.1.OA.A.1