Subtract 15/63 from 3/5, Solve 3/5

Subtract 15/63 from 3/5

3/5 - 15/63 is 38/105.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 5 × 63 = 315,
3/5 = 3 × 63/5 × 63 = 189/315
Likewise, for the 2nd fraction, since 63 × 5 = 315,
15/63 = 15 × 5/63 × 5 = 75/315
Subtract the two like fractions:
189/315 - 75/315 = 189 - 75/315 = 114/315
After reducing the fraction, the answer is 38/105

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