Subtract 56/63 from 24/81
24/81 - 56/63 is -16/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 63 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 81 × 7 = 567,
24/81 = 24 × 7/81 × 7 = 168/567 - Likewise, for the 2nd fraction, since 63 × 9 = 567,
56/63 = 56 × 9/63 × 9 = 504/567 - Subtract the two like fractions:
168/567 - 504/567 = 168 - 504/567 = -336/567 - After reducing the fraction, the answer is -16/27
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