Subtract 4/63 from 15/72
15/72 - 4/63 is 73/504.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
15/72 = 15 × 7/72 × 7 = 105/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
4/63 = 4 × 8/63 × 8 = 32/504 - Subtract the two like fractions:
105/504 - 32/504 = 105 - 32/504 = 73/504
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