Question

Determine o valor das somas abaixo:
a)(+8)+(+5)=
b)(+17)+(-12)=
c)(+38)+(-12)=
d)(-32)+(+12)=

Answer 1

a) 8+5= 13
b) 17-12= 5
c) 38-12= 26
d) -32+12= -20