Subtract 5/20 from 90/98
90/98 - 5/20 is 131/196.
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,
90/98 = 90 × 10/98 × 10 = 900/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
5/20 = 5 × 49/20 × 49 = 245/980 - Subtract the two like fractions:
900/980 - 245/980 = 900 - 245/980 = 655/980 - After reducing the fraction, the answer is 131/196
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