Subtract 10/15 from 5/63, Solve 5/63

Subtract 10/15 from 5/63

5/63 - 10/15 is -37/63.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 15 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 63 × 5 = 315,
5/63 = 5 × 5/63 × 5 = 25/315
Likewise, for the 2nd fraction, since 15 × 21 = 315,
10/15 = 10 × 21/15 × 21 = 210/315
Subtract the two like fractions:
25/315 - 210/315 = 25 - 210/315 = -185/315
After reducing the fraction, the answer is -37/63

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