Subtract 15/3 from 7/98, Solve 7/98

Subtract 15/3 from 7/98

1^st number: 7/98, 2^nd number: 5 0/3

7/98 - 15/3 is -69/14.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 3 is 294

Next, find the equivalent fraction of both fractional numbers with denominator 294
For the 1st fraction, since 98 × 3 = 294,
7/98 = 7 × 3/98 × 3 = 21/294
Likewise, for the 2nd fraction, since 3 × 98 = 294,
15/3 = 15 × 98/3 × 98 = 1470/294
Subtract the two like fractions:
21/294 - 1470/294 = 21 - 1470/294 = -1449/294
After reducing the fraction, the answer is -69/14

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