Subtract 8/20 from 27/14, Solve 1 13/14

Subtract 8/20 from 27/14

1^st number: 1 13/14, 2^nd number: 8/20

27/14 - 8/20 is 107/70.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 14 × 10 = 140,
27/14 = 27 × 10/14 × 10 = 270/140
Likewise, for the 2nd fraction, since 20 × 7 = 140,
8/20 = 8 × 7/20 × 7 = 56/140
Subtract the two like fractions:
270/140 - 56/140 = 270 - 56/140 = 214/140
After reducing the fraction, the answer is 107/70
In mixed form: 137/70

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