Add 5/18 and 9/27
5/18 + 9/27 is 11/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
5/18 = 5 × 3/18 × 3 = 15/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
9/27 = 9 × 2/27 × 2 = 18/54 - Add the two like fractions:
15/54 + 18/54 = 15 + 18/54 = 33/54 - 33/54 simplified gives 11/18
- So, 5/18 + 9/27 = 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18+9/27 5/18+18/27 5/36+9/27 5/18+9/54 15/18+9/27 5/54+9/27 5/18+9/81 25/18+9/27 5/18+45/27 5/90+9/27 35/18+9/27 5/18+63/27