Subtract 7/28 from 10/54
10/54 - 7/28 is -7/108.
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,
10/54 = 10 × 14/54 × 14 = 140/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
7/28 = 7 × 27/28 × 27 = 189/756 - Subtract the two like fractions:
140/756 - 189/756 = 140 - 189/756 = -49/756 - After reducing the fraction, the answer is -7/108
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