Subtract 81/35 from 8/5
1st number: 1 3/5, 2nd number: 2 11/35
8/5 - 81/35 is -5/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 35 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
8/5 = 8 × 7/5 × 7 = 56/35 - Likewise, for the 2nd fraction, since 35 × 1 = 35,
81/35 = 81 × 1/35 × 1 = 81/35 - Subtract the two like fractions:
56/35 - 81/35 = 56 - 81/35 = -25/35 - After reducing the fraction, the answer is -5/7
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