Respostas

2014-05-18T21:22:37-03:00
(+17)-(+25)+(-32)+(+9)-(-16)
+17 - 25 - 32 + 9 + 16
-15
3 5 3
2014-05-18T21:45:57-03:00
(+17)-(25)+(-32)+(+9)-(-16)
+17-25-32+9+16
42-57
-15
2 4 2