Subtract 30/28 from 2/98, Solve 2/98

Subtract 30/28 from 2/98

1^st number: 2/98, 2^nd number: 1 2/28

2/98 - 30/28 is -103/98.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 28 is 196

Next, find the equivalent fraction of both fractional numbers with denominator 196
For the 1st fraction, since 98 × 2 = 196,
2/98 = 2 × 2/98 × 2 = 4/196
Likewise, for the 2nd fraction, since 28 × 7 = 196,
30/28 = 30 × 7/28 × 7 = 210/196
Subtract the two like fractions:
4/196 - 210/196 = 4 - 210/196 = -206/196
After reducing the fraction, the answer is -103/98

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