Subtract 14/28 from 20/54
20/54 - 14/28 is -7/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
20/54 = 20 × 14/54 × 14 = 280/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
14/28 = 14 × 27/28 × 27 = 378/756 - Subtract the two like fractions:
280/756 - 378/756 = 280 - 378/756 = -98/756 - After reducing the fraction, the answer is -7/54
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