Add 3/28 and 27/12
1st number: 3/28, 2nd number: 2 3/12
3/28 + 27/12 is 33/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
3/28 = 3 × 3/28 × 3 = 9/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
27/12 = 27 × 7/12 × 7 = 189/84 - Add the two like fractions:
9/84 + 189/84 = 9 + 189/84 = 198/84 - 198/84 simplified gives 33/14
- So, 3/28 + 27/12 = 33/14
In mixed form: 25/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/28+27/12 3/28+54/12 3/56+27/12 3/28+27/24 9/28+27/12 3/28+81/12 3/84+27/12 3/28+27/36 15/28+27/12 3/28+27/60 21/28+27/12 3/28+27/84