Subtract 10/18 from 81/54
1st number: 1 27/54, 2nd number: 10/18
81/54 - 10/18 is 17/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 18 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 18 × 3 = 54,
10/18 = 10 × 3/18 × 3 = 30/54 - Subtract the two like fractions:
81/54 - 30/54 = 81 - 30/54 = 51/54 - After reducing the fraction, the answer is 17/18
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