Add 18/27 and 6/4
1st number: 18/27, 2nd number: 1 2/4
18/27 + 6/4 is 13/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
18/27 = 18 × 4/27 × 4 = 72/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
6/4 = 6 × 27/4 × 27 = 162/108 - Add the two like fractions:
72/108 + 162/108 = 72 + 162/108 = 234/108 - 234/108 simplified gives 13/6
- So, 18/27 + 6/4 = 13/6
In mixed form: 21/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/27+6/4 18/27+12/4 18/54+6/4 18/27+6/8 54/27+6/4 18/27+18/4 18/81+6/4 18/27+6/12 90/27+6/4 18/27+30/4 18/27+6/20 18/27+42/4 18/27+6/28