Question

Calcule o valor das expressoes

A) (-16):(+4)+17
B) 3.(-9)+14
C) (8+5):(2-14)
D) -30+6.(-1)
E) (+2).(-6)+(-5).(-3)
F) (+1)5-(-1)5+(-2)²

Answer 1

A) (-16):(+4)+17=
-4+17=13

B) 3.(-9)+14=
-27+14= -13

C) (8+5):(2-14)=
13÷-12=1,08

D) -30+6.(-1)=
-30-6= -36

E) (+2).(-6)+(-5).(-3)=
-12-15=3


F) (+1)5-(-1)5+(-2)²=
5+5+4=14