Subtract 81/56 from 20/8
1st number: 2 4/8, 2nd number: 1 25/56
20/8 - 81/56 is 59/56.
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,
20/8 = 20 × 7/8 × 7 = 140/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
81/56 = 81 × 1/56 × 1 = 81/56 - Subtract the two like fractions:
140/56 - 81/56 = 140 - 81/56 = 59/56 - In mixed form: 13/56
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