Subtract 18/15 from 9/98
1st number: 9/98, 2nd number: 1 3/15
9/98 - 18/15 is -543/490.
Steps for subtracting fractions
- 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,
9/98 = 9 × 15/98 × 15 = 135/1470 - Likewise, for the 2nd fraction, since 15 × 98 = 1470,
18/15 = 18 × 98/15 × 98 = 1764/1470 - Subtract the two like fractions:
135/1470 - 1764/1470 = 135 - 1764/1470 = -1629/1470 - After reducing the fraction, the answer is -543/490
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