Subtract 14/54 from 5/20
5/20 - 14/54 is -1/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
5/20 = 5 × 27/20 × 27 = 135/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
14/54 = 14 × 10/54 × 10 = 140/540 - Subtract the two like fractions:
135/540 - 140/540 = 135 - 140/540 = -5/540 - After reducing the fraction, the answer is -1/108
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