Subtract 7/32 from 15/63, Solve 15/63

Subtract 7/32 from 15/63

15/63 - 7/32 is 13/672.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 32 is 2016

Next, find the equivalent fraction of both fractional numbers with denominator 2016
For the 1st fraction, since 63 × 32 = 2016,
15/63 = 15 × 32/63 × 32 = 480/2016
Likewise, for the 2nd fraction, since 32 × 63 = 2016,
7/32 = 7 × 63/32 × 63 = 441/2016
Subtract the two like fractions:
480/2016 - 441/2016 = 480 - 441/2016 = 39/2016
After reducing the fraction, the answer is 13/672

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