Add 9/12 and 30/27
1st number: 9/12, 2nd number: 1 3/27
9/12 + 30/27 is 67/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
9/12 = 9 × 9/12 × 9 = 81/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
30/27 = 30 × 4/27 × 4 = 120/108 - Add the two like fractions:
81/108 + 120/108 = 81 + 120/108 = 201/108 - 201/108 simplified gives 67/36
- So, 9/12 + 30/27 = 67/36
In mixed form: 131/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/12+30/27 9/12+60/27 9/24+30/27 9/12+30/54 27/12+30/27 9/12+90/27 9/36+30/27 9/12+30/81 45/12+30/27 9/60+30/27 63/12+30/27 9/84+30/27