Subtract 15/25 from 10/63
10/63 - 15/25 is -139/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 25 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 63 × 25 = 1575,
10/63 = 10 × 25/63 × 25 = 250/1575 - Likewise, for the 2nd fraction, since 25 × 63 = 1575,
15/25 = 15 × 63/25 × 63 = 945/1575 - Subtract the two like fractions:
250/1575 - 945/1575 = 250 - 945/1575 = -695/1575 - After reducing the fraction, the answer is -139/315
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