Add 20/27 and 9/4
1st number: 20/27, 2nd number: 2 1/4
20/27 + 9/4 is 323/108.
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,
20/27 = 20 × 4/27 × 4 = 80/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
9/4 = 9 × 27/4 × 27 = 243/108 - Add the two like fractions:
80/108 + 243/108 = 80 + 243/108 = 323/108 - So, 20/27 + 9/4 = 323/108
In mixed form: 2107/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/27+9/4 20/27+18/4 20/54+9/4 20/27+9/8 60/27+9/4 20/27+27/4 20/81+9/4 20/27+9/12 20/27+45/4 20/27+9/20 20/27+63/4 20/27+9/28