Add 28/3 and 80/5
1st number: 9 1/3, 2nd number: 16 0/5
28/3 + 80/5 is 76/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 5 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 5 × 3 = 15,
80/5 = 80 × 3/5 × 3 = 240/15 - Add the two like fractions:
140/15 + 240/15 = 140 + 240/15 = 380/15 - 380/15 simplified gives 76/3
- So, 28/3 + 80/5 = 76/3
In mixed form: 251/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/3+80/5 28/6+80/5 28/3+80/10 84/3+80/5 28/9+80/5 28/3+80/15 28/15+80/5 28/3+80/25 28/21+80/5 28/3+80/35