Subtract 20/15 from 5/14, Solve 5/14

Subtract 20/15 from 5/14

1^st number: 5/14, 2^nd number: 1 5/15

5/14 - 20/15 is -41/42.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 15 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 14 × 15 = 210,
5/14 = 5 × 15/14 × 15 = 75/210
Likewise, for the 2nd fraction, since 15 × 14 = 210,
20/15 = 20 × 14/15 × 14 = 280/210
Subtract the two like fractions:
75/210 - 280/210 = 75 - 280/210 = -205/210
After reducing the fraction, the answer is -41/42

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