Add 27/3 and 81/18
1st number: 9 0/3, 2nd number: 4 9/18
27/3 + 81/18 is 27/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 3 × 6 = 18,
27/3 = 27 × 6/3 × 6 = 162/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
81/18 = 81 × 1/18 × 1 = 81/18 - Add the two like fractions:
162/18 + 81/18 = 162 + 81/18 = 243/18 - 243/18 simplified gives 27/2
- So, 27/3 + 81/18 = 27/2
In mixed form: 131/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/3+81/18 27/6+81/18 27/3+81/36 81/3+81/18 27/9+81/18 27/3+81/54 27/15+81/18 27/3+81/90 27/21+81/18