Add 8/15 and 9/5
1st number: 8/15, 2nd number: 1 4/5
8/15 + 9/5 is 7/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 15 × 1 = 15,
8/15 = 8 × 1/15 × 1 = 8/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
9/5 = 9 × 3/5 × 3 = 27/15 - Add the two like fractions:
8/15 + 27/15 = 8 + 27/15 = 35/15 - 35/15 simplified gives 7/3
- So, 8/15 + 9/5 = 7/3
In mixed form: 21/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/15+9/5 8/15+18/5 8/30+9/5 8/15+9/10 24/15+9/5 8/15+27/5 8/45+9/5 8/15+9/15 40/15+9/5 8/15+45/5 8/75+9/5 8/15+9/25 56/15+9/5 8/15+63/5 8/15+9/35