Subtract 56/60 from 27/42
27/42 - 56/60 is -61/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
27/42 = 27 × 10/42 × 10 = 270/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
56/60 = 56 × 7/60 × 7 = 392/420 - Subtract the two like fractions:
270/420 - 392/420 = 270 - 392/420 = -122/420 - After reducing the fraction, the answer is -61/210
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