Respostas

2014-04-07T22:30:28-03:00
(8/2 - 10) + 10 =
4 - 10 + 10 =
4
1 5 1
2014-04-07T22:38:29-03:00
Raiz quadrada de 64 = 8 
8:2=4
4-10= -6
-6+10=4