Add 18/36 and 28/18
1st number: 18/36, 2nd number: 1 10/18
18/36 + 28/18 is 37/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 18 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 18 × 2 = 36,
28/18 = 28 × 2/18 × 2 = 56/36 - Add the two like fractions:
18/36 + 56/36 = 18 + 56/36 = 74/36 - 74/36 simplified gives 37/18
- So, 18/36 + 28/18 = 37/18
In mixed form: 21/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/36+56/18 18/72+28/18 18/36+28/36 54/36+28/18 18/36+84/18 18/36+28/54 90/36+28/18 18/36+28/90