Add 27/36 and 45/12
1st number: 27/36, 2nd number: 3 9/12
27/36 + 45/12 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
27/36 = 27 × 1/36 × 1 = 27/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
45/12 = 45 × 3/12 × 3 = 135/36 - Add the two like fractions:
27/36 + 135/36 = 27 + 135/36 = 162/36 - 162/36 simplified gives 9/2
- So, 27/36 + 45/12 = 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: 54/36+45/12 27/36+90/12 27/72+45/12 27/36+45/24 81/36+45/12 27/36+45/36 27/36+45/60 27/36+45/84