Question

calcule a)-18-12=
b)(+21)-(-9)=
c)(-6).(-3)=
d)(+144):(+60)=
e)(+4)elevado a 3=
f)(=12)+(-9)=
g)(+18)-(-2)=
h)(-7).(+8) =
i)(-85):(-5) =
j)(+5) elevado a 3=

Answer 1

a-20
b12
c18
d2 E o resto é 24
e-72
f3
g+16
h-56
i17
j-125