Question

Calcule:


5/7-2/3+6/21=

a)1/3
b)3/4
c)5/9
d)3/10
e)2/9

Answer 1

5/7-2/3+6/21=

15-14+6/21

1+6/21

7/21

1/3

Resposta: “a” 1/3

Answer 2

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Explicação passo-a-passo:

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