Add 15/9 and 4/5
1st number: 1 6/9, 2nd number: 4/5
15/9 + 4/5 is 37/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
15/9 = 15 × 5/9 × 5 = 75/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
4/5 = 4 × 9/5 × 9 = 36/45 - Add the two like fractions:
75/45 + 36/45 = 75 + 36/45 = 111/45 - 111/45 simplified gives 37/15
- So, 15/9 + 4/5 = 37/15
In mixed form: 27/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/9+4/5 15/9+8/5 15/18+4/5 15/9+4/10 45/9+4/5 15/9+12/5 15/27+4/5 15/9+4/15 75/9+4/5 15/9+20/5 15/45+4/5 15/9+4/25 15/9+28/5 15/63+4/5 15/9+4/35