Add 12/28 and 9/3
1st number: 12/28, 2nd number: 3 0/3
12/28 + 9/3 is 24/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
12/28 = 12 × 3/28 × 3 = 36/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
9/3 = 9 × 28/3 × 28 = 252/84 - Add the two like fractions:
36/84 + 252/84 = 36 + 252/84 = 288/84 - 288/84 simplified gives 24/7
- So, 12/28 + 9/3 = 24/7
In mixed form: 33/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/28+9/3 12/28+18/3 12/56+9/3 12/28+9/6 36/28+9/3 12/28+27/3 12/84+9/3 60/28+9/3 12/28+45/3 12/28+9/15 84/28+9/3 12/28+63/3 12/28+9/21