Question

Calcule
A) (+11) + (-9) =
B) (-72) + (+60)=
C) (+130) + (-30) =
D) (-75) + (+48) =
E) (-21) + (+20) =
F) (-100) + (+109) =
G) (+91) + (-221) =
H) ( -85) + (+100) =

Answer 1

Resposta:

A)+11+9=20

B)-72+60=132

C)+130-30=160

D)-75+48= -123

E)-21+20=-41

F)-100+ 109= 209

G)+91-221= -312

H)-85+100= 185