Subtract 81/40 from 56/75
1st number: 56/75, 2nd number: 2 1/40
56/75 - 81/40 is -767/600.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 40 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
56/75 = 56 × 8/75 × 8 = 448/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
81/40 = 81 × 15/40 × 15 = 1215/600 - Subtract the two like fractions:
448/600 - 1215/600 = 448 - 1215/600 = -767/600
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