Add 12/36 and 28/9
1st number: 12/36, 2nd number: 3 1/9
12/36 + 28/9 is 31/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
12/36 = 12 × 1/36 × 1 = 12/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
28/9 = 28 × 4/9 × 4 = 112/36 - Add the two like fractions:
12/36 + 112/36 = 12 + 112/36 = 124/36 - 124/36 simplified gives 31/9
- So, 12/36 + 28/9 = 31/9
In mixed form: 34/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/36+28/9 12/36+56/9 12/72+28/9 12/36+28/18 12/36+84/9 12/36+28/27 60/36+28/9 12/36+28/45 84/36+28/9 12/36+28/63