Add 18/2 and 28/9
1st number: 9 0/2, 2nd number: 3 1/9
18/2 + 28/9 is 109/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
18/2 = 18 × 9/2 × 9 = 162/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
28/9 = 28 × 2/9 × 2 = 56/18 - Add the two like fractions:
162/18 + 56/18 = 162 + 56/18 = 218/18 - 218/18 simplified gives 109/9
- So, 18/2 + 28/9 = 109/9
In mixed form: 121/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/2+28/9 18/2+56/9 18/4+28/9 18/2+28/18 54/2+28/9 18/2+84/9 18/6+28/9 18/2+28/27 90/2+28/9 18/10+28/9 18/2+28/45 18/14+28/9 18/2+28/63