Subtract 18/27 from 5/14
5/14 - 18/27 is -13/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 27 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
5/14 = 5 × 27/14 × 27 = 135/378 - Likewise, for the 2nd fraction, since 27 × 14 = 378,
18/27 = 18 × 14/27 × 14 = 252/378 - Subtract the two like fractions:
135/378 - 252/378 = 135 - 252/378 = -117/378 - After reducing the fraction, the answer is -13/42
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