Question

Efetue as operações:

Answer 1

Resposta:

Explicação passo-a-passo:

a) +12-27=

,,-15,,

b) -9-15=

,,+6,,

C) -22+36=

,,-58,,

d)+100+24-75=

+124-75=

,,-49,,

e)-25+(-23)=

-25-23=

,,+2,,

f) (-7).(-5)=

,,+35,,

g)(+12).(-5)=

,,-60,,

h)(-15).(+4)=

,,-60,,

i)(+24):(+6)=

,,+4,,

j)(-30):(+5)=

,,-6,,