Subtract 15/63 from 1/32, Solve 1/32

Subtract 15/63 from 1/32

1/32 - 15/63 is -139/672.

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

Next, find the equivalent fraction of both fractional numbers with denominator 2016
For the 1st fraction, since 32 × 63 = 2016,
1/32 = 1 × 63/32 × 63 = 63/2016
Likewise, for the 2nd fraction, since 63 × 32 = 2016,
15/63 = 15 × 32/63 × 32 = 480/2016
Subtract the two like fractions:
63/2016 - 480/2016 = 63 - 480/2016 = -417/2016
After reducing the fraction, the answer is -139/672

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