Add 6/9 and 84/15
1st number: 6/9, 2nd number: 5 9/15
6/9 + 84/15 is 94/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
6/9 = 6 × 5/9 × 5 = 30/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
84/15 = 84 × 3/15 × 3 = 252/45 - Add the two like fractions:
30/45 + 252/45 = 30 + 252/45 = 282/45 - 282/45 simplified gives 94/15
- So, 6/9 + 84/15 = 94/15
In mixed form: 64/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/9+84/15 6/18+84/15 6/9+84/30 18/9+84/15 6/27+84/15 6/9+84/45 30/9+84/15 6/45+84/15 6/9+84/75 42/9+84/15 6/63+84/15