Add 28/27 and 5/12
1st number: 1 1/27, 2nd number: 5/12
28/27 + 5/12 is 157/108.
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,
28/27 = 28 × 4/27 × 4 = 112/108 - Likewise, for the 2nd fraction, since 12 × 9 = 108,
5/12 = 5 × 9/12 × 9 = 45/108 - Add the two like fractions:
112/108 + 45/108 = 112 + 45/108 = 157/108 - So, 28/27 + 5/12 = 157/108
In mixed form: 149/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/27+5/12 28/27+10/12 28/54+5/12 28/27+5/24 84/27+5/12 28/27+15/12 28/81+5/12 28/27+5/36 28/27+25/12 28/27+5/60 28/27+35/12 28/27+5/84