Add 3/6 and 9/15
3/6 + 9/15 is 11/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
3/6 = 3 × 5/6 × 5 = 15/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
9/15 = 9 × 2/15 × 2 = 18/30 - Add the two like fractions:
15/30 + 18/30 = 15 + 18/30 = 33/30 - 33/30 simplified gives 11/10
- So, 3/6 + 9/15 = 11/10
In mixed form: 11/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 3/6+18/15 3/12+9/15 3/6+9/30 9/6+9/15 3/6+27/15 3/18+9/15 3/6+9/45 15/6+9/15 3/6+45/15 3/30+9/15 3/6+9/75 21/6+9/15 3/6+63/15 3/42+9/15