Subtract 98/63 from 20/48, Solve 20/48

Subtract 98/63 from 20/48

1^st number: 20/48, 2^nd number: 1 35/63

20/48 - 98/63 is -41/36.

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,
20/48 = 20 × 21/48 × 21 = 420/1008
Likewise, for the 2nd fraction, since 63 × 16 = 1008,
98/63 = 98 × 16/63 × 16 = 1568/1008
Subtract the two like fractions:
420/1008 - 1568/1008 = 420 - 1568/1008 = -1148/1008
After reducing the fraction, the answer is -41/36

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