Subtract 7/63 from 3/48, Solve 3/48

Subtract 7/63 from 3/48

3/48 - 7/63 is -7/144.

Find the least common denominator or LCM of the two denominators:
LCM of 48 and 63 is 1008

Next, find the equivalent fraction of both fractional numbers with denominator 1008
For the 1st fraction, since 48 × 21 = 1008,
3/48 = 3 × 21/48 × 21 = 63/1008
Likewise, for the 2nd fraction, since 63 × 16 = 1008,
7/63 = 7 × 16/63 × 16 = 112/1008
Subtract the two like fractions:
63/1008 - 112/1008 = 63 - 112/1008 = -49/1008
After reducing the fraction, the answer is -7/144

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