Subtract 8/28 from 15/98
15/98 - 8/28 is -13/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 28 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
15/98 = 15 × 2/98 × 2 = 30/196 - Likewise, for the 2nd fraction, since 28 × 7 = 196,
8/28 = 8 × 7/28 × 7 = 56/196 - Subtract the two like fractions:
30/196 - 56/196 = 30 - 56/196 = -26/196 - After reducing the fraction, the answer is -13/98
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