Add 28/12 and 18/25
1st number: 2 4/12, 2nd number: 18/25
28/12 + 18/25 is 229/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 25 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
28/12 = 28 × 25/12 × 25 = 700/300 - Likewise, for the 2nd fraction, since 25 × 12 = 300,
18/25 = 18 × 12/25 × 12 = 216/300 - Add the two like fractions:
700/300 + 216/300 = 700 + 216/300 = 916/300 - 916/300 simplified gives 229/75
- So, 28/12 + 18/25 = 229/75
In mixed form: 34/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12+18/25 28/12+36/25 28/24+18/25 28/12+18/50 84/12+18/25 28/12+54/25 28/36+18/25 28/12+18/75 28/12+90/25 28/60+18/25 28/84+18/25