Subtract 81/15 from 4/54
1st number: 4/54, 2nd number: 5 6/15
4/54 - 81/15 is -719/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 15 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
4/54 = 4 × 5/54 × 5 = 20/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
81/15 = 81 × 18/15 × 18 = 1458/270 - Subtract the two like fractions:
20/270 - 1458/270 = 20 - 1458/270 = -1438/270 - After reducing the fraction, the answer is -719/135
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