Question

preciso rapidooooooo​

Answer 1

Resposta:

a)-(-2)+(-8)-(-12)

2-8+12

-6+12

6

b)(+15)+(-13)-(-27)

15-13+27

12+27

39

c)(-13)-(-7)-(-8)

-13+7+8

-6+8

2

d)(-12)-(-15)-(-3)

-12+15+3

3+3

6