Add 5/18 and 7/9
5/18 + 7/9 is 19/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
5/18 = 5 × 1/18 × 1 = 5/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
7/9 = 7 × 2/9 × 2 = 14/18 - Add the two like fractions:
5/18 + 14/18 = 5 + 14/18 = 19/18 - So, 5/18 + 7/9 = 19/18
In mixed form: 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18+7/9 5/18+14/9 5/36+7/9 5/18+7/18 15/18+7/9 5/18+21/9 5/54+7/9 5/18+7/27 25/18+7/9 5/18+35/9 5/90+7/9 5/18+7/45 35/18+7/9 5/18+49/9 5/18+7/63