Add 10/9 and 28/45
1st number: 1 1/9, 2nd number: 28/45
10/9 + 28/45 is 26/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
10/9 = 10 × 5/9 × 5 = 50/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
28/45 = 28 × 1/45 × 1 = 28/45 - Add the two like fractions:
50/45 + 28/45 = 50 + 28/45 = 78/45 - 78/45 simplified gives 26/15
- So, 10/9 + 28/45 = 26/15
In mixed form: 111/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/9+28/45 10/9+56/45 10/18+28/45 10/9+28/90 30/9+28/45 10/9+84/45 10/27+28/45 50/9+28/45 10/45+28/45 70/9+28/45 10/63+28/45