Subtract 6/63 from 20/56
20/56 - 6/63 is 11/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
20/56 = 20 × 9/56 × 9 = 180/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
6/63 = 6 × 8/63 × 8 = 48/504 - Subtract the two like fractions:
180/504 - 48/504 = 180 - 48/504 = 132/504 - After reducing the fraction, the answer is 11/42
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