Question

56 + 23 + (- 5) = ___

6 + 24 + (-2) = ___

3 + 7 + (- 42) = ___

(8 + 1 ) + (- 3) = ___

(7 + 10) + (3 + 1) = ___

Answer 1

Respuesta:

1. 74

2. 28

3. - 32

4. 6

5. 21