Add 30/27 and 2/18
1st number: 1 3/27, 2nd number: 2/18
30/27 + 2/18 is 11/9.
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,
30/27 = 30 × 2/27 × 2 = 60/54 - Likewise, for the 2nd fraction, since 18 × 3 = 54,
2/18 = 2 × 3/18 × 3 = 6/54 - Add the two like fractions:
60/54 + 6/54 = 60 + 6/54 = 66/54 - 66/54 simplified gives 11/9
- So, 30/27 + 2/18 = 11/9
In mixed form: 12/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/27+2/18 30/27+4/18 30/54+2/18 30/27+2/36 90/27+2/18 30/27+6/18 30/81+2/18 30/27+2/54 30/27+10/18 30/27+2/90 30/27+14/18