Respostas

2014-03-23T00:27:15-03:00
2014-03-23T00:34:03-03:00
1/2³ - 1/10 +1/2 =  1/8 - 1/10 +1/2   O mmc(8,10,2) = 40
1/8 - 1/10 + 1/2 =   (  5.1 - 4.1 + 20.1)/40 =  ( 5 - 4 + 20)/40 = 21/40

                                    Resposta:   21/40
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