Question

4a Efetue as divisões
a) (+8) + (+2) =
b) (+30) + (+10) =
c) (-12) + (-3) =
d) (-20) + (-10) =
e) (+5) + (-1) =
f) (+15) + (-5) =
g) (-10) + (+2) =​

Answer 1

Resposta:

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