Subtract 81/6 from 18/54
1st number: 18/54, 2nd number: 13 3/6
18/54 - 81/6 is -79/6.
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,
18/54 = 18 × 1/54 × 1 = 18/54 - Likewise, for the 2nd fraction, since 6 × 9 = 54,
81/6 = 81 × 9/6 × 9 = 729/54 - Subtract the two like fractions:
18/54 - 729/54 = 18 - 729/54 = -711/54 - After reducing the fraction, the answer is -79/6
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