Add 9/30 and 20/9
1st number: 9/30, 2nd number: 2 2/9
9/30 + 20/9 is 227/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
9/30 = 9 × 3/30 × 3 = 27/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
20/9 = 20 × 10/9 × 10 = 200/90 - Add the two like fractions:
27/90 + 200/90 = 27 + 200/90 = 227/90 - So, 9/30 + 20/9 = 227/90
In mixed form: 247/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/30+20/9 9/30+40/9 9/60+20/9 9/30+20/18 27/30+20/9 9/30+60/9 9/90+20/9 9/30+20/27 45/30+20/9 9/30+20/45 63/30+20/9 9/30+20/63