Subtract 3/5 from 12/98, Solve 12/98

Subtract 3/5 from 12/98

12/98 - 3/5 is -117/245.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 5 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 98 × 5 = 490,
12/98 = 12 × 5/98 × 5 = 60/490
Likewise, for the 2nd fraction, since 5 × 98 = 490,
3/5 = 3 × 98/5 × 98 = 294/490
Subtract the two like fractions:
60/490 - 294/490 = 60 - 294/490 = -234/490
After reducing the fraction, the answer is -117/245

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