Add 21/6 and 6/28
1st number: 3 3/6, 2nd number: 6/28
21/6 + 6/28 is 26/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 6 × 14 = 84,
21/6 = 21 × 14/6 × 14 = 294/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
6/28 = 6 × 3/28 × 3 = 18/84 - Add the two like fractions:
294/84 + 18/84 = 294 + 18/84 = 312/84 - 312/84 simplified gives 26/7
- So, 21/6 + 6/28 = 26/7
In mixed form: 35/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/6+6/28 21/6+12/28 21/12+6/28 21/6+6/56 63/6+6/28 21/6+18/28 21/18+6/28 21/6+6/84 21/6+30/28 21/30+6/28 21/6+42/28 21/42+6/28