Asked by jamie

3/4+7/10-1/2
Answered by Bosnian
Least Common Multiple LCM of denominators 4 , 10 and 2 = 20

Wrie your fractions as fractions with denominator 20

3 / 4 = 3 • 5 / 4 • 5 = 15 / 20

7 / 10 = 7 • 2 / 10 • 2 = 14 / 20

1 / 2 = 1 • 10 / 2 • 10 = 10 / 20

3 / 4 + 7 / 10 - 1 / 2 =

15 / 20 + 14 / 20 - 10 / 20 =

29 / 20 - 10 / 20 = 19 / 20
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