Add 2/3 and 12/18
2/3 + 12/18 is 4/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 3 × 6 = 18,
2/3 = 2 × 6/3 × 6 = 12/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
12/18 = 12 × 1/18 × 1 = 12/18 - Add the two like fractions:
12/18 + 12/18 = 12 + 12/18 = 24/18 - 24/18 simplified gives 4/3
- So, 2/3 + 12/18 = 4/3
In mixed form: 11/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/3+12/18 2/3+24/18 2/6+12/18 2/3+12/36 6/3+12/18 2/3+36/18 2/9+12/18 2/3+12/54 10/3+12/18 2/3+60/18 2/15+12/18 2/3+12/90 14/3+12/18 2/3+84/18 2/21+12/18