Add 12/18 and 18/3
1st number: 12/18, 2nd number: 6 0/3
12/18 + 18/3 is 20/3.
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,
12/18 = 12 × 1/18 × 1 = 12/18 - Likewise, for the 2nd fraction, since 3 × 6 = 18,
18/3 = 18 × 6/3 × 6 = 108/18 - Add the two like fractions:
12/18 + 108/18 = 12 + 108/18 = 120/18 - 120/18 simplified gives 20/3
- So, 12/18 + 18/3 = 20/3
In mixed form: 62/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/18+18/3 12/18+36/3 12/36+18/3 12/18+18/6 36/18+18/3 12/18+54/3 12/54+18/3 12/18+18/9 60/18+18/3 12/18+90/3 12/90+18/3 12/18+18/15 84/18+18/3 12/18+18/21