Question

Efetue
a)-12+80=
b)(-6).(-8)=
c)40-35-100=
d)23,6-19,8=
e)(+150):(-2)=​

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Answer 1

Resposta:

Explicação passo a passo:

a) 8-(-6+10)= 8-(+4)= 8 - 4= 4

b) -10+(6-4)= -10+(+2)= -10+2= -8

c) 2 +(2+5-7)= 2+(7-7)= 2+0=2

d) -5+(2-4)-(7-1)= -5+(-2)-(+6)= -5-2-6= -13

e) (-5+3)-(5-9)+(8-1)-11=

(-2) - (-4)+(+7)-11=

-2+4+7-11=

+2+7-11=

+9-11=

- 2