Add 40/27 and 27/12
1st number: 1 13/27, 2nd number: 2 3/12
40/27 + 27/12 is 403/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 12 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
40/27 = 40 × 4/27 × 4 = 160/108 - Likewise, for the 2nd fraction, since 12 × 9 = 108,
27/12 = 27 × 9/12 × 9 = 243/108 - Add the two like fractions:
160/108 + 243/108 = 160 + 243/108 = 403/108 - So, 40/27 + 27/12 = 403/108
In mixed form: 379/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/27+27/12 40/27+54/12 40/54+27/12 40/27+27/24 40/27+81/12 40/81+27/12 40/27+27/36 40/27+27/60 40/27+27/84