Subtract 8/72 from 27/28
27/28 - 8/72 is 215/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 28 × 18 = 504,
27/28 = 27 × 18/28 × 18 = 486/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
8/72 = 8 × 7/72 × 7 = 56/504 - Subtract the two like fractions:
486/504 - 56/504 = 486 - 56/504 = 430/504 - After reducing the fraction, the answer is 215/252
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