Subtract 20/63 from 27/56
27/56 - 20/63 is 83/504.
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,
27/56 = 27 × 9/56 × 9 = 243/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
20/63 = 20 × 8/63 × 8 = 160/504 - Subtract the two like fractions:
243/504 - 160/504 = 243 - 160/504 = 83/504
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