Add 28/75 and 9/12
28/75 + 9/12 is 337/300.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
28/75 = 28 × 4/75 × 4 = 112/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
9/12 = 9 × 25/12 × 25 = 225/300 - Add the two like fractions:
112/300 + 225/300 = 112 + 225/300 = 337/300 - So, 28/75 + 9/12 = 337/300
In mixed form: 137/300
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/75+9/12 28/75+18/12 28/75+9/24 84/75+9/12 28/75+27/12 28/75+9/36 28/75+45/12 28/75+9/60 28/75+63/12 28/75+9/84