Add 9/15 and 84/30
1st number: 9/15, 2nd number: 2 24/30
9/15 + 84/30 is 17/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
9/15 = 9 × 2/15 × 2 = 18/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
84/30 = 84 × 1/30 × 1 = 84/30 - Add the two like fractions:
18/30 + 84/30 = 18 + 84/30 = 102/30 - 102/30 simplified gives 17/5
- So, 9/15 + 84/30 = 17/5
In mixed form: 32/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/15+84/30 9/30+84/30 9/15+84/60 27/15+84/30 9/45+84/30 9/15+84/90 45/15+84/30 9/75+84/30 63/15+84/30