Add 3/27 and 9/18
3/27 + 9/18 is 11/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 18 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 27 × 2 = 54,
3/27 = 3 × 2/27 × 2 = 6/54 - Likewise, for the 2nd fraction, since 18 × 3 = 54,
9/18 = 9 × 3/18 × 3 = 27/54 - Add the two like fractions:
6/54 + 27/54 = 6 + 27/54 = 33/54 - 33/54 simplified gives 11/18
- So, 3/27 + 9/18 = 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/27+9/18 3/54+9/18 3/27+9/36 9/27+9/18 3/27+27/18 3/81+9/18 3/27+9/54 15/27+9/18 3/27+45/18 3/27+9/90 21/27+9/18 3/27+63/18