Add 15/9 and 48/18
1st number: 1 6/9, 2nd number: 2 12/18
15/9 + 48/18 is 13/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
15/9 = 15 × 2/9 × 2 = 30/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
48/18 = 48 × 1/18 × 1 = 48/18 - Add the two like fractions:
30/18 + 48/18 = 30 + 48/18 = 78/18 - 78/18 simplified gives 13/3
- So, 15/9 + 48/18 = 13/3
In mixed form: 41/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/9+48/18 15/9+96/18 15/18+48/18 15/9+48/36 45/9+48/18 15/27+48/18 15/9+48/54 75/9+48/18 15/45+48/18 15/9+48/90 15/63+48/18