Subtract 56/60 from 21/50
21/50 - 56/60 is -77/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 50 × 6 = 300,
21/50 = 21 × 6/50 × 6 = 126/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
56/60 = 56 × 5/60 × 5 = 280/300 - Subtract the two like fractions:
126/300 - 280/300 = 126 - 280/300 = -154/300 - After reducing the fraction, the answer is -77/150
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