Subtract 90/98 from 27/48, Solve 27/48

Subtract 90/98 from 27/48

27/48 - 90/98 is -279/784.

Find the least common denominator or LCM of the two denominators:
LCM of 48 and 98 is 2352

Next, find the equivalent fraction of both fractional numbers with denominator 2352
For the 1st fraction, since 48 × 49 = 2352,
27/48 = 27 × 49/48 × 49 = 1323/2352
Likewise, for the 2nd fraction, since 98 × 24 = 2352,
90/98 = 90 × 24/98 × 24 = 2160/2352
Subtract the two like fractions:
1323/2352 - 2160/2352 = 1323 - 2160/2352 = -837/2352
After reducing the fraction, the answer is -279/784

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