Subtract 81/28 from 8/9
1st number: 8/9, 2nd number: 2 25/28
8/9 - 81/28 is -505/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
8/9 = 8 × 28/9 × 28 = 224/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
81/28 = 81 × 9/28 × 9 = 729/252 - Subtract the two like fractions:
224/252 - 729/252 = 224 - 729/252 = -505/252
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