Add 28/49 and 7/72
28/49 + 7/72 is 337/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 72 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 49 × 72 = 3528,
28/49 = 28 × 72/49 × 72 = 2016/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
7/72 = 7 × 49/72 × 49 = 343/3528 - Add the two like fractions:
2016/3528 + 343/3528 = 2016 + 343/3528 = 2359/3528 - 2359/3528 simplified gives 337/504
- So, 28/49 + 7/72 = 337/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/49+7/72 28/49+14/72 28/98+7/72 84/49+7/72 28/49+21/72 28/49+35/72 28/49+49/72