Subtract 9/8 from 81/56
1st number: 1 25/56, 2nd number: 1 1/8
81/56 - 9/8 is 9/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
81/56 = 81 × 1/56 × 1 = 81/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
9/8 = 9 × 7/8 × 7 = 63/56 - Subtract the two like fractions:
81/56 - 63/56 = 81 - 63/56 = 18/56 - After reducing the fraction, the answer is 9/28
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