Add 9/15 and 30/9
1st number: 9/15, 2nd number: 3 3/9
9/15 + 30/9 is 59/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
9/15 = 9 × 3/15 × 3 = 27/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
30/9 = 30 × 5/9 × 5 = 150/45 - Add the two like fractions:
27/45 + 150/45 = 27 + 150/45 = 177/45 - 177/45 simplified gives 59/15
- So, 9/15 + 30/9 = 59/15
In mixed form: 314/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/15+30/9 9/15+60/9 9/30+30/9 9/15+30/18 27/15+30/9 9/15+90/9 9/45+30/9 9/15+30/27 45/15+30/9 9/75+30/9 9/15+30/45 63/15+30/9 9/15+30/63