Add 56/98 and 20/84
56/98 + 20/84 is 17/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 84 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 98 × 6 = 588,
56/98 = 56 × 6/98 × 6 = 336/588 - Likewise, for the 2nd fraction, since 84 × 7 = 588,
20/84 = 20 × 7/84 × 7 = 140/588 - Add the two like fractions:
336/588 + 140/588 = 336 + 140/588 = 476/588 - 476/588 simplified gives 17/21
- So, 56/98 + 20/84 = 17/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/98+40/84 56/98+60/84