Add 28/3 and 5/15
1st number: 9 1/3, 2nd number: 5/15
28/3 + 5/15 is 29/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 15 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
28/3 = 28 × 5/3 × 5 = 140/15 - Likewise, for the 2nd fraction, since 15 × 1 = 15,
5/15 = 5 × 1/15 × 1 = 5/15 - Add the two like fractions:
140/15 + 5/15 = 140 + 5/15 = 145/15 - 145/15 simplified gives 29/3
- So, 28/3 + 5/15 = 29/3
In mixed form: 92/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/3+5/15 28/3+10/15 28/6+5/15 28/3+5/30 84/3+5/15 28/9+5/15 28/3+5/45 28/3+25/15 28/15+5/15 28/3+5/75 28/3+35/15 28/21+5/15