Subtract 9/98 from 80/36, Solve 2 8/36

Subtract 9/98 from 80/36

1^st number: 2 8/36, 2^nd number: 9/98

80/36 - 9/98 is 1879/882.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 98 is 1764

Next, find the equivalent fraction of both fractional numbers with denominator 1764
For the 1st fraction, since 36 × 49 = 1764,
80/36 = 80 × 49/36 × 49 = 3920/1764
Likewise, for the 2nd fraction, since 98 × 18 = 1764,
9/98 = 9 × 18/98 × 18 = 162/1764
Subtract the two like fractions:
3920/1764 - 162/1764 = 3920 - 162/1764 = 3758/1764
After reducing the fraction, the answer is 1879/882
In mixed form: 2115/882

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