Subtract 8/3 from 81/54
1st number: 1 27/54, 2nd number: 2 2/3
81/54 - 8/3 is -7/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 3 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
81/54 = 81 × 1/54 × 1 = 81/54 - Likewise, for the 2nd fraction, since 3 × 18 = 54,
8/3 = 8 × 18/3 × 18 = 144/54 - Subtract the two like fractions:
81/54 - 144/54 = 81 - 144/54 = -63/54 - After reducing the fraction, the answer is -7/6
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