Subtract 4/63 from 12/16, Solve 12/16

Subtract 4/63 from 12/16

12/16 - 4/63 is 173/252.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008

Next, find the equivalent fraction of both fractional numbers with denominator 1008
For the 1st fraction, since 16 × 63 = 1008,
12/16 = 12 × 63/16 × 63 = 756/1008
Likewise, for the 2nd fraction, since 63 × 16 = 1008,
4/63 = 4 × 16/63 × 16 = 64/1008
Subtract the two like fractions:
756/1008 - 64/1008 = 756 - 64/1008 = 692/1008
After reducing the fraction, the answer is 173/252

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