Subtract 42/27 from 6/98, Solve 6/98

Subtract 42/27 from 6/98

1^st number: 6/98, 2^nd number: 1 15/27

6/98 - 42/27 is -659/441.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 27 is 2646

Next, find the equivalent fraction of both fractional numbers with denominator 2646
For the 1st fraction, since 98 × 27 = 2646,
6/98 = 6 × 27/98 × 27 = 162/2646
Likewise, for the 2nd fraction, since 27 × 98 = 2646,
42/27 = 42 × 98/27 × 98 = 4116/2646
Subtract the two like fractions:
162/2646 - 4116/2646 = 162 - 4116/2646 = -3954/2646
After reducing the fraction, the answer is -659/441

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