Question

qual e a resposta porfavor

Answer 1

a)

3/2 + 1 / 6

mmc  = 6

9 + 1 / 6

10 / 6  =>  5 / 6

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b)

1/2 + 2/4

mmc  = 4

2.1 + 2 / 4
2 + 2 / 4
4 / 4  =>  1