Dodawanie i odejmowanie  (2)

A Gigantic Puzzle

Solve each problem.

4 + 1 ° 5    4 + 3 =_

2    +    2    -_ 3    +    3    -_

3    +    1    ■_ 0    +    3    ■_

1    +    1    =_ 2    +    5    =■-

«ł    +    4    o_ I    +    7    ■_

Now use + and “ to mark łhe same problems hidden on the elephant.