Add 18/36 and 28/12
1st number: 18/36, 2nd number: 2 4/12
18/36 + 28/12 is 17/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
18/36 = 18 × 1/36 × 1 = 18/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
28/12 = 28 × 3/12 × 3 = 84/36 - Add the two like fractions:
18/36 + 84/36 = 18 + 84/36 = 102/36 - 102/36 simplified gives 17/6
- So, 18/36 + 28/12 = 17/6
In mixed form: 25/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/36+56/12 18/72+28/12 18/36+28/24 54/36+28/12 18/36+84/12 18/36+28/36 90/36+28/12 18/36+28/60 18/36+28/84