Add and Subtract Within 20

Front

20 - 7 =

Back

13

Tags

CCSS.2.OA.A.1

Front

12 + 4 =

Back

16

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

18 + 2 =

Back

20

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

6 + 7 =

Back

13

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

20 - 3 =

Back

17

Tags

CCSS.1.OA.C.6

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 5 and 3?

Back

8

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

Back

5

Tags

CCSS.1.OA.A.1