Add 1/3 and 90/9
1st number: 1/3, 2nd number: 10 0/9
1/3 + 90/9 is 31/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 9 is 9
Next, find the equivalent fraction of both fractional numbers with denominator 9 - For the 1st fraction, since 3 × 3 = 9,
1/3 = 1 × 3/3 × 3 = 3/9 - Likewise, for the 2nd fraction, since 9 × 1 = 9,
90/9 = 90 × 1/9 × 1 = 90/9 - Add the two like fractions:
3/9 + 90/9 = 3 + 90/9 = 93/9 - 93/9 simplified gives 31/3
- So, 1/3 + 90/9 = 31/3
In mixed form: 101/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/3+90/9 1/6+90/9 1/3+90/18 1/9+90/9 1/3+90/27 5/3+90/9 1/15+90/9 1/3+90/45 7/3+90/9 1/21+90/9 1/3+90/63