Subtract 28/14 from 1/36, Solve 1/36

Subtract 28/14 from 1/36

1^st number: 1/36, 2^nd number: 2 0/14

1/36 - 28/14 is -71/36.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 14 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 36 × 7 = 252,
1/36 = 1 × 7/36 × 7 = 7/252
Likewise, for the 2nd fraction, since 14 × 18 = 252,
28/14 = 28 × 18/14 × 18 = 504/252
Subtract the two like fractions:
7/252 - 504/252 = 7 - 504/252 = -497/252
After reducing the fraction, the answer is -71/36

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