Add 3/2 and 81/27
1st number: 1 1/2, 2nd number: 3 0/27
3/2 + 81/27 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
3/2 = 3 × 27/2 × 27 = 81/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
81/27 = 81 × 2/27 × 2 = 162/54 - Add the two like fractions:
81/54 + 162/54 = 81 + 162/54 = 243/54 - 243/54 simplified gives 9/2
- So, 3/2 + 81/27 = 9/2
In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/2+81/27 3/4+81/27 3/2+81/54 9/2+81/27 3/6+81/27 15/2+81/27 3/10+81/27 21/2+81/27 3/14+81/27