Subtract 20/98 from 75/84
75/84 - 20/98 is 135/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 98 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 84 × 7 = 588,
75/84 = 75 × 7/84 × 7 = 525/588 - Likewise, for the 2nd fraction, since 98 × 6 = 588,
20/98 = 20 × 6/98 × 6 = 120/588 - Subtract the two like fractions:
525/588 - 120/588 = 525 - 120/588 = 405/588 - After reducing the fraction, the answer is 135/196
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