Subtract 10/98 from 2/54, Solve 2/54

Subtract 10/98 from 2/54

2/54 - 10/98 is -86/1323.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 98 is 2646

Next, find the equivalent fraction of both fractional numbers with denominator 2646
For the 1st fraction, since 54 × 49 = 2646,
2/54 = 2 × 49/54 × 49 = 98/2646
Likewise, for the 2nd fraction, since 98 × 27 = 2646,
10/98 = 10 × 27/98 × 27 = 270/2646
Subtract the two like fractions:
98/2646 - 270/2646 = 98 - 270/2646 = -172/2646
After reducing the fraction, the answer is -86/1323

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