Add 2/5 and 6/9
2/5 + 6/9 is 16/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
2/5 = 2 × 9/5 × 9 = 18/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
6/9 = 6 × 5/9 × 5 = 30/45 - Add the two like fractions:
18/45 + 30/45 = 18 + 30/45 = 48/45 - 48/45 simplified gives 16/15
- So, 2/5 + 6/9 = 16/15
In mixed form: 11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5+6/9 2/5+12/9 2/10+6/9 2/5+6/18 6/5+6/9 2/5+18/9 2/15+6/9 2/5+6/27 10/5+6/9 2/5+30/9 2/25+6/9 2/5+6/45 14/5+6/9 2/5+42/9 2/35+6/9 2/5+6/63