Basic Addition and Subtraction

Front

+

Back

Addition symbol

Front

-

Back

Subtraction symbol

Front

8

Back

Sum of 5 + 3

Front

Difference of 9 - 4

Back

5

Front

0

Back

Additive identity

Front

0

Back

Subtractive identity

Front

12

Back

5 more than 7

Front

7

Back

3 less than 10

Front

12

Back

Double of 6

Front

4

Back

Half of 8