Add 6/21 and 27/14
1st number: 6/21, 2nd number: 1 13/14
6/21 + 27/14 is 31/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
6/21 = 6 × 2/21 × 2 = 12/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
27/14 = 27 × 3/14 × 3 = 81/42 - Add the two like fractions:
12/42 + 81/42 = 12 + 81/42 = 93/42 - 93/42 simplified gives 31/14
- So, 6/21 + 27/14 = 31/14
In mixed form: 23/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/21+27/14 6/21+54/14 6/42+27/14 6/21+27/28 18/21+27/14 6/21+81/14 6/63+27/14 6/21+27/42 30/21+27/14 6/21+27/70 42/21+27/14 6/21+27/98