Add 9/12 and 27/36
9/12 + 27/36 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
9/12 = 9 × 3/12 × 3 = 27/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
27/36 = 27 × 1/36 × 1 = 27/36 - Add the two like fractions:
27/36 + 27/36 = 27 + 27/36 = 54/36 - 54/36 simplified gives 3/2
- So, 9/12 + 27/36 = 3/2
In mixed form: 11/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/12+27/36 9/12+54/36 9/24+27/36 9/12+27/72 27/12+27/36 9/12+81/36 9/36+27/36 45/12+27/36 9/60+27/36 63/12+27/36 9/84+27/36