Subtract 70/4 from 5/98, Solve 5/98

Subtract 70/4 from 5/98

1^st number: 5/98, 2^nd number: 17 2/4

5/98 - 70/4 is -855/49.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 4 is 196

Next, find the equivalent fraction of both fractional numbers with denominator 196
For the 1st fraction, since 98 × 2 = 196,
5/98 = 5 × 2/98 × 2 = 10/196
Likewise, for the 2nd fraction, since 4 × 49 = 196,
70/4 = 70 × 49/4 × 49 = 3430/196
Subtract the two like fractions:
10/196 - 3430/196 = 10 - 3430/196 = -3420/196
After reducing the fraction, the answer is -855/49

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