Add 1/5 and 28/9
1st number: 1/5, 2nd number: 3 1/9
1/5 + 28/9 is 149/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
1/5 = 1 × 9/5 × 9 = 9/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
28/9 = 28 × 5/9 × 5 = 140/45 - Add the two like fractions:
9/45 + 140/45 = 9 + 140/45 = 149/45 - So, 1/5 + 28/9 = 149/45
In mixed form: 314/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5+28/9 1/5+56/9 1/10+28/9 1/5+28/18 3/5+28/9 1/5+84/9 1/15+28/9 1/5+28/27 1/25+28/9 1/5+28/45 7/5+28/9 1/35+28/9 1/5+28/63