adding and subtracting within 10

Front

8 + 2 = ?

Back

10

Front

5 + 4 = ?

Back

9

Front

2 - 1 = ?

Back

1

Front

7 - 4 = ?

Back

3

Front

1 - 1 = ?

Back

0

Front

3 + 6 = ?

Back

9

Front

4 + 5 = ?

Back

9

Front

9 - 3 = ?

Back

6

Front

6 - 2 = ?

Back

4

Front

10 - 5 = ?

Back

5