Respostas

2014-08-07T16:01:54-03:00
12 x 50= 600
600 : 12= 50
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640: 16=40
640 : 40=16
1 5 1
A melhor resposta!
2014-08-07T16:27:06-03:00
640:40=16    e 66:12=50
2 4 2