Add 28/12 and 15/3
1st number: 2 4/12, 2nd number: 5 0/3
28/12 + 15/3 is 22/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 3 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
28/12 = 28 × 1/12 × 1 = 28/12 - Likewise, for the 2nd fraction, since 3 × 4 = 12,
15/3 = 15 × 4/3 × 4 = 60/12 - Add the two like fractions:
28/12 + 60/12 = 28 + 60/12 = 88/12 - 88/12 simplified gives 22/3
- So, 28/12 + 15/3 = 22/3
In mixed form: 71/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12+15/3 28/12+30/3 28/24+15/3 28/12+15/6 84/12+15/3 28/12+45/3 28/36+15/3 28/12+15/9 28/12+75/3 28/60+15/3 28/84+15/3 28/12+15/21