Subtract 63/72 from 56/63
56/63 - 63/72 is 1/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
56/63 = 56 × 8/63 × 8 = 448/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
63/72 = 63 × 7/72 × 7 = 441/504 - Subtract the two like fractions:
448/504 - 441/504 = 448 - 441/504 = 7/504 - After reducing the fraction, the answer is 1/72
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