Subtract 14/20 from 40/98
40/98 - 14/20 is -143/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 98 × 10 = 980,
40/98 = 40 × 10/98 × 10 = 400/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
14/20 = 14 × 49/20 × 49 = 686/980 - Subtract the two like fractions:
400/980 - 686/980 = 400 - 686/980 = -286/980 - After reducing the fraction, the answer is -143/490
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