Question

a) (-10)-(-8)+(-2)-(+5)+(-3)=

b) (20-25)-5+(18-7+5)=

c) 8-(-6)+(-5)+(8-3+5-10+12)

d) (+3-10-5+7-12)-(8+3-4+6-18)=

e) +10+(-6-3)-4-(+8-5)-(-7+12)=

f) +14-21+45-6-8+35-50+21=

g) +8-5+3-4+7-2+6=​

Answer 1

Resposta:

a) -12

b) 6

c) 21

d) -12

e) -16

f) 30

g) 13

Explicação passo-a-passo: ;)