Add 56/84 and 72/98
56/84 + 72/98 is 206/147.
Steps for adding 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,
56/84 = 56 × 7/84 × 7 = 392/588 - Likewise, for the 2nd fraction, since 98 × 6 = 588,
72/98 = 72 × 6/98 × 6 = 432/588 - Add the two like fractions:
392/588 + 432/588 = 392 + 432/588 = 824/588 - 824/588 simplified gives 206/147
- So, 56/84 + 72/98 = 206/147
In mixed form: 159/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: