Add 6/12 and 20/28
6/12 + 20/28 is 17/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
6/12 = 6 × 7/12 × 7 = 42/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
20/28 = 20 × 3/28 × 3 = 60/84 - Add the two like fractions:
42/84 + 60/84 = 42 + 60/84 = 102/84 - 102/84 simplified gives 17/14
- So, 6/12 + 20/28 = 17/14
In mixed form: 13/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12+40/28 6/24+20/28 6/12+20/56 18/12+20/28 6/12+60/28 6/36+20/28 6/12+20/84 30/12+20/28 6/60+20/28 42/12+20/28 6/84+20/28