Question

calcule o valor das expressoes
a)42÷6+(-88)÷(-4)
b) 36÷(-4)+5x6
c) 42÷6+(-88)÷(-4)
d) (8+10÷2-12)÷(-4+3)
e) 3°+(-3)°
f) 2*4+0+2*5

Answer 1

a) 42÷6+(-88)÷(-4)=
7+22=
29

b) 36÷(-4)+5×6=
-9+30=
21

c) é igual a primeira

d)(8+10÷2-12)÷(-4+3)=
(8+5-12)÷(-1)=
1÷(-1)=
-1÷1=
-1

e)3°+(-3°)=
0

f)2×4+0+2×5=
8+10=
18