Subtract 27/6 from 81/54
1st number: 1 27/54, 2nd number: 4 3/6
81/54 - 27/6 is -3/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 6 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 6 × 9 = 54,
27/6 = 27 × 9/6 × 9 = 243/54 - Subtract the two like fractions:
81/54 - 243/54 = 81 - 243/54 = -162/54 - After reducing the fraction, the answer is -3/1
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