Question

Calcule:
A- (+7)+(-2)=
B-(-3)+(+4)=
C-(+4)+(-6)=
D-(+5)+(-5)=
E-(+1)+(+4)=
F-(-2)+(-1)=
G- 7+(-1)=
H- -6+(-2)=
I- 3+(+4)=
J- 0+(-2)=

PFR MANDEM A RESPOSTA

Answer 1

A- 5
B- 1
C- -2
D- 0
E- 5
F- -3
G- 6
H- -8
I- 7
J- -2