Subtract 9/98 from 30/35, Solve 30/35

Subtract 9/98 from 30/35

30/35 - 9/98 is 75/98.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 98 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 35 × 14 = 490,
30/35 = 30 × 14/35 × 14 = 420/490
Likewise, for the 2nd fraction, since 98 × 5 = 490,
9/98 = 9 × 5/98 × 5 = 45/490
Subtract the two like fractions:
420/490 - 45/490 = 420 - 45/490 = 375/490
After reducing the fraction, the answer is 75/98

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