Question

Em cada item, reduza as frações a um mesmo denominador.
A)2/3, 3/4, 5/6, 7/8
B)7/10, 3/5, 5/6, 1/2, 13/15
C)13/18, 11/12, 5/9, 7/6

Pffff

Answer 1

A)2/3, 3/4, 5/6, 7/8 ⇒mmc(3,4,6,8)=24

16/24, 18/24, 20/24,21/24

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B)7/10, 3/5, 5/6, 1/2, 13/15   mmc(10,5,6,12,15)=30

21/30,18/30,25/30,15/30,26/30

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C)13/18, 11/12, 5/9, 7/6 ⇒mmc(18,12,9,6)=36

26/36 , 33/36,20/36, 42/36