Subtract 81/56 from 3/8
1st number: 3/8, 2nd number: 1 25/56
3/8 - 81/56 is -15/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
3/8 = 3 × 7/8 × 7 = 21/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
81/56 = 81 × 1/56 × 1 = 81/56 - Subtract the two like fractions:
21/56 - 81/56 = 21 - 81/56 = -60/56 - After reducing the fraction, the answer is -15/14
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