Subtract 54/32 from 4/98, Solve 4/98

Subtract 54/32 from 4/98

1^st number: 4/98, 2^nd number: 1 22/32

4/98 - 54/32 is -1291/784.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 32 is 1568

Next, find the equivalent fraction of both fractional numbers with denominator 1568
For the 1st fraction, since 98 × 16 = 1568,
4/98 = 4 × 16/98 × 16 = 64/1568
Likewise, for the 2nd fraction, since 32 × 49 = 1568,
54/32 = 54 × 49/32 × 49 = 2646/1568
Subtract the two like fractions:
64/1568 - 2646/1568 = 64 - 2646/1568 = -2582/1568
After reducing the fraction, the answer is -1291/784

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