Question

resolva as operações:

a) -13+15=
b)-10-20=
c)-8+5=
d)+6+4=
e)-8+5+6-3=
f)-(-3)=
g)-(+5)=
h)|-6| =
i)|+8|=
j)-2-7+4-9=​

Answer 1

Resposta:

a) -13+15= 2

b)-10-20= -30

c)-8+5= -3

d)+6+4= 10

e)-8+5+6-3= 0

f)-(-3)= +3

g)-(+5)= -5

h)|-6| = -6

i)|+8|= 8

j)-2-7+4-9= -14