Add 7/9 and 6/18
7/9 + 6/18 is 10/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
7/9 = 7 × 2/9 × 2 = 14/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
6/18 = 6 × 1/18 × 1 = 6/18 - Add the two like fractions:
14/18 + 6/18 = 14 + 6/18 = 20/18 - 20/18 simplified gives 10/9
- So, 7/9 + 6/18 = 10/9
In mixed form: 11/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/9+6/18 7/9+12/18 7/18+6/18 7/9+6/36 21/9+6/18 7/27+6/18 7/9+6/54 35/9+6/18 7/9+30/18 7/45+6/18 7/9+6/90 49/9+6/18 7/9+42/18 7/63+6/18