Addition and subtraction within 20

Front

5 + 5 = ____

Back

10

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

5 + 7 = ____

Back

12

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

5 + 4 = ____

Back

9

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

5 + 15 = ____

Back

20

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

13 - 5 = ____

Back

8

Tags

CCSS.2.OA.A.1

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

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 8 apples and you eat 3, how many apples do you have left?

Back

5

Tags

CCSS.2.OA.A.1