Question

___________________________________________________________________ 07- (1,0) Calcule as seguintes somas: a) (-2)+(-3) b) (-4) + (+38) c) 4+3 d) 47 -53 e) -12 -3 f) 2+3-2-8-5+1 ________________________________________________________​

Answer 1

Resposta:

A= -5 B= 34 C= 7 D = -6 E= -15 F= -9