Add 15/18 and 18/3
1st number: 15/18, 2nd number: 6 0/3
15/18 + 18/3 is 41/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 3 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
15/18 = 15 × 1/18 × 1 = 15/18 - Likewise, for the 2nd fraction, since 3 × 6 = 18,
18/3 = 18 × 6/3 × 6 = 108/18 - Add the two like fractions:
15/18 + 108/18 = 15 + 108/18 = 123/18 - 123/18 simplified gives 41/6
- So, 15/18 + 18/3 = 41/6
In mixed form: 65/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/18+18/3 15/18+36/3 15/36+18/3 15/18+18/6 45/18+18/3 15/18+54/3 15/54+18/3 15/18+18/9 75/18+18/3 15/18+90/3 15/90+18/3 15/18+18/15 15/18+18/21