Respostas

2014-05-26T13:37:26-03:00
4 + (-2) + (-8) =
4 -2 -8
4 - 10 =
-6.
1 5 1
2014-05-27T11:57:11-03:00
4+(3-5)+(-2-6)
4 + (-2) + (-8)
4 - 2 - 8
-6
3 2 3