Subtract 81/63 from 15/14
1st number: 1 1/14, 2nd number: 1 18/63
15/14 - 81/63 is -3/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
15/14 = 15 × 9/14 × 9 = 135/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
81/63 = 81 × 2/63 × 2 = 162/126 - Subtract the two like fractions:
135/126 - 162/126 = 135 - 162/126 = -27/126 - After reducing the fraction, the answer is -3/14
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