Add 28/9 and 35/90
1st number: 3 1/9, 2nd number: 35/90
28/9 + 35/90 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 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 90 × 1 = 90,
35/90 = 35 × 1/90 × 1 = 35/90 - Add the two like fractions:
280/90 + 35/90 = 280 + 35/90 = 315/90 - 315/90 simplified gives 7/2
- So, 28/9 + 35/90 = 7/2
In mixed form: 31/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/9+35/90 28/9+70/90 28/18+35/90 84/9+35/90 28/27+35/90 28/45+35/90 28/63+35/90