Subtract 7/5 from 81/50
1st number: 1 31/50, 2nd number: 1 2/5
81/50 - 7/5 is 11/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 5 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 50 × 1 = 50,
81/50 = 81 × 1/50 × 1 = 81/50 - Likewise, for the 2nd fraction, since 5 × 10 = 50,
7/5 = 7 × 10/5 × 10 = 70/50 - Subtract the two like fractions:
81/50 - 70/50 = 81 - 70/50 = 11/50
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