Question

resolva as perguntas (quero passo a passo)​

Answer 1

a)

-6-4+10

-10+10

0

b)-7-13+15+1

-20+16

-4

c)

-3-6-4+4+3

-13+7

-4

d)

-4,5-0,3+2,3+0,5

-4,8+2,8

-2,0