Add 8/3 and 28/7
1st number: 2 2/3, 2nd number: 4 0/7
8/3 + 28/7 is 20/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 7 is 21
Next, find the equivalent fraction of both fractional numbers with denominator 21 - For the 1st fraction, since 3 × 7 = 21,
8/3 = 8 × 7/3 × 7 = 56/21 - Likewise, for the 2nd fraction, since 7 × 3 = 21,
28/7 = 28 × 3/7 × 3 = 84/21 - Add the two like fractions:
56/21 + 84/21 = 56 + 84/21 = 140/21 - 140/21 simplified gives 20/3
- So, 8/3 + 28/7 = 20/3
In mixed form: 62/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/3+28/7 8/3+56/7 8/6+28/7 8/3+28/14 24/3+28/7 8/3+84/7 8/9+28/7 8/3+28/21 40/3+28/7 8/15+28/7 8/3+28/35 56/3+28/7 8/21+28/7 8/3+28/49