Subtract 18/28 from 14/27
14/27 - 18/28 is -47/378.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
14/27 = 14 × 28/27 × 28 = 392/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
18/28 = 18 × 27/28 × 27 = 486/756 - Subtract the two like fractions:
392/756 - 486/756 = 392 - 486/756 = -94/756 - After reducing the fraction, the answer is -47/378
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