Question

Determine o valor numérico das expressões

a)5+(7-3)=
b)8-(-2-1)=
c)4+(3-5)+(-2-6)=
d)18-[2+(7-3-8-10]=
e)-4+[-3+(-5+9-2)]=
f)(-5)2-{-2+[6+(-4-1)]}
g)17-{5-3+[8-(-1-3)+5]}​​

Answer 1

Resposta:

9

11

-6

44

-5

-13

-2

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