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

Subtract 35/9 from 30/98

1^st number: 30/98, 2^nd number: 3 8/9

30/98 - 35/9 is -1580/441.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 9 is 882

Next, find the equivalent fraction of both fractional numbers with denominator 882
For the 1st fraction, since 98 × 9 = 882,
30/98 = 30 × 9/98 × 9 = 270/882
Likewise, for the 2nd fraction, since 9 × 98 = 882,
35/9 = 35 × 98/9 × 98 = 3430/882
Subtract the two like fractions:
270/882 - 3430/882 = 270 - 3430/882 = -3160/882
After reducing the fraction, the answer is -1580/441

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