Question

1. Observa y completa
Necesito el procedimiento
[(+10)+(-7)]+(-8)=
[(-18) + (+3)] + (+7) =
[(-20) + (+8)] + (+13) =
[(+18) + (-13)] + (-16) =
[(+23) + (-18)] + (-19) =
[(-31) + (+12)] + (+15) =
[(+25) + (-15)] + (-18) =

Answer 1

Respuesta:

[(+10)+(-7)]+(-8)

[10-7]-8

3.-8

-24