Missing Addends

Front

1 + __ = 5

Back

4

Front

2 + ___ = 5

Back

3

Front

5 + __ = 5

Back

0

Front

4 + ___ = 5

Back

1

Front

3 + ___ = 5

Back

2

Front

0 + __ = 5

Back

5

Front

1 + __ = 3

Back

2

Front

2 + __ = 4

Back

2

Front

3 + __ = 6

Back

3

Front

4 + __ = 7

Back

3