Add 28/9 and 84/30
1st number: 3 1/9, 2nd number: 2 24/30
28/9 + 84/30 is 266/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
28/9 = 28 × 10/9 × 10 = 280/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
84/30 = 84 × 3/30 × 3 = 252/90 - Add the two like fractions:
280/90 + 252/90 = 280 + 252/90 = 532/90 - 532/90 simplified gives 266/45
- So, 28/9 + 84/30 = 266/45
In mixed form: 541/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/9+84/30 28/18+84/30 28/9+84/60 84/9+84/30 28/27+84/30 28/9+84/90 28/45+84/30 28/63+84/30