Add 6/21 and 2/4
6/21 + 2/4 is 11/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
6/21 = 6 × 4/21 × 4 = 24/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
2/4 = 2 × 21/4 × 21 = 42/84 - Add the two like fractions:
24/84 + 42/84 = 24 + 42/84 = 66/84 - 66/84 simplified gives 11/14
- So, 6/21 + 2/4 = 11/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/21+2/4 6/42+2/4 6/21+2/8 18/21+2/4 6/21+6/4 6/63+2/4 6/21+2/12 30/21+2/4 6/21+10/4 6/21+2/20 42/21+2/4 6/21+14/4 6/21+2/28