Subtract 63/98 from 5/84
5/84 - 63/98 is -7/12.
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,
5/84 = 5 × 7/84 × 7 = 35/588 - Likewise, for the 2nd fraction, since 98 × 6 = 588,
63/98 = 63 × 6/98 × 6 = 378/588 - Subtract the two like fractions:
35/588 - 378/588 = 35 - 378/588 = -343/588 - After reducing the fraction, the answer is -7/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/84-63/98 15/84-63/98 25/84-63/98 35/84-63/98