Subtract 80/98 from 5/10
5/10 - 80/98 is -31/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
5/10 = 5 × 49/10 × 49 = 245/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
80/98 = 80 × 5/98 × 5 = 400/490 - Subtract the two like fractions:
245/490 - 400/490 = 245 - 400/490 = -155/490 - After reducing the fraction, the answer is -31/98
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