Subtract 24/15 from 30/98, Solve 30/98

Subtract 24/15 from 30/98

1^st number: 30/98, 2^nd number: 1 9/15

30/98 - 24/15 is -317/245.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 15 is 1470

Next, find the equivalent fraction of both fractional numbers with denominator 1470
For the 1st fraction, since 98 × 15 = 1470,
30/98 = 30 × 15/98 × 15 = 450/1470
Likewise, for the 2nd fraction, since 15 × 98 = 1470,
24/15 = 24 × 98/15 × 98 = 2352/1470
Subtract the two like fractions:
450/1470 - 2352/1470 = 450 - 2352/1470 = -1902/1470
After reducing the fraction, the answer is -317/245

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