Add 15/35 and 28/9
1st number: 15/35, 2nd number: 3 1/9
15/35 + 28/9 is 223/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 9 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
15/35 = 15 × 9/35 × 9 = 135/315 - Likewise, for the 2nd fraction, since 9 × 35 = 315,
28/9 = 28 × 35/9 × 35 = 980/315 - Add the two like fractions:
135/315 + 980/315 = 135 + 980/315 = 1115/315 - 1115/315 simplified gives 223/63
- So, 15/35 + 28/9 = 223/63
In mixed form: 334/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/35+28/9 15/35+56/9 15/70+28/9 15/35+28/18 45/35+28/9 15/35+84/9 15/35+28/27 75/35+28/9 15/35+28/45 15/35+28/63