Subtract 5/30 from 90/98, Solve 90/98

Subtract 5/30 from 90/98

90/98 - 5/30 is 221/294.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 30 is 1470

Next, find the equivalent fraction of both fractional numbers with denominator 1470
For the 1st fraction, since 98 × 15 = 1470,
90/98 = 90 × 15/98 × 15 = 1350/1470
Likewise, for the 2nd fraction, since 30 × 49 = 1470,
5/30 = 5 × 49/30 × 49 = 245/1470
Subtract the two like fractions:
1350/1470 - 245/1470 = 1350 - 245/1470 = 1105/1470
After reducing the fraction, the answer is 221/294

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