Resposta :
a) |-2| + |-17|=
- 2 - 17 = -19
b) |-72| : |+8| =
- 72 / 8 = -9
c) |-17| . |+7| =
- 17 . 7 = -119
d) |-4| + |+3| =
- 4 + 3 = -1
e) |(-30) + 16|=
- 30 + 16 = -14
f) |-23| incompleta
a) |-2| + |-17|=
- 2 - 17 = -19
b) |-72| : |+8| =
- 72 / 8 = -9
c) |-17| . |+7| =
- 17 . 7 = -119
d) |-4| + |+3| =
- 4 + 3 = -1
e) |(-30) + 16|=
- 30 + 16 = -14
f) |-23| incompleta