Add 27/12 and 12/18
1st number: 2 3/12, 2nd number: 12/18
27/12 + 12/18 is 35/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
27/12 = 27 × 3/12 × 3 = 81/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
12/18 = 12 × 2/18 × 2 = 24/36 - Add the two like fractions:
81/36 + 24/36 = 81 + 24/36 = 105/36 - 105/36 simplified gives 35/12
- So, 27/12 + 12/18 = 35/12
In mixed form: 211/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+12/18 27/12+24/18 27/24+12/18 27/12+12/36 81/12+12/18 27/12+36/18 27/36+12/18 27/12+12/54 27/12+60/18 27/60+12/18 27/12+12/90 27/12+84/18 27/84+12/18