Subtract 32/20 from 48/63, Solve 48/63

Subtract 32/20 from 48/63

1^st number: 48/63, 2^nd number: 1 12/20

48/63 - 32/20 is -88/105.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 63 × 20 = 1260,
48/63 = 48 × 20/63 × 20 = 960/1260
Likewise, for the 2nd fraction, since 20 × 63 = 1260,
32/20 = 32 × 63/20 × 63 = 2016/1260
Subtract the two like fractions:
960/1260 - 2016/1260 = 960 - 2016/1260 = -1056/1260
After reducing the fraction, the answer is -88/105

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