Subtract 27/42 from 98/60, Solve 1 38/60

Subtract 27/42 from 98/60

1^st number: 1 38/60, 2^nd number: 27/42

98/60 - 27/42 is 104/105.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 42 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 60 × 7 = 420,
98/60 = 98 × 7/60 × 7 = 686/420
Likewise, for the 2nd fraction, since 42 × 10 = 420,
27/42 = 27 × 10/42 × 10 = 270/420
Subtract the two like fractions:
686/420 - 270/420 = 686 - 270/420 = 416/420
After reducing the fraction, the answer is 104/105

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