Add 10/7 and 28/72
1st number: 1 3/7, 2nd number: 28/72
10/7 + 28/72 is 229/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 7 × 72 = 504,
10/7 = 10 × 72/7 × 72 = 720/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
28/72 = 28 × 7/72 × 7 = 196/504 - Add the two like fractions:
720/504 + 196/504 = 720 + 196/504 = 916/504 - 916/504 simplified gives 229/126
- So, 10/7 + 28/72 = 229/126
In mixed form: 1103/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/7+28/72 10/7+56/72 10/14+28/72 30/7+28/72 10/7+84/72 10/21+28/72 50/7+28/72 10/35+28/72 70/7+28/72 10/49+28/72