Subtract 27/14 from 20/75, Solve 20/75

Subtract 27/14 from 20/75

1^st number: 20/75, 2^nd number: 1 13/14

20/75 - 27/14 is -349/210.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 14 is 1050

Next, find the equivalent fraction of both fractional numbers with denominator 1050
For the 1st fraction, since 75 × 14 = 1050,
20/75 = 20 × 14/75 × 14 = 280/1050
Likewise, for the 2nd fraction, since 14 × 75 = 1050,
27/14 = 27 × 75/14 × 75 = 2025/1050
Subtract the two like fractions:
280/1050 - 2025/1050 = 280 - 2025/1050 = -1745/1050
After reducing the fraction, the answer is -349/210

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