Subtract 15/63 from 2/14
2/14 - 15/63 is -2/21.
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,
2/14 = 2 × 9/14 × 9 = 18/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
15/63 = 15 × 2/63 × 2 = 30/126 - Subtract the two like fractions:
18/126 - 30/126 = 18 - 30/126 = -12/126 - After reducing the fraction, the answer is -2/21
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