Add 2/21 and 14/6
1st number: 2/21, 2nd number: 2 2/6
2/21 + 14/6 is 17/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
2/21 = 2 × 2/21 × 2 = 4/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
14/6 = 14 × 7/6 × 7 = 98/42 - Add the two like fractions:
4/42 + 98/42 = 4 + 98/42 = 102/42 - 102/42 simplified gives 17/7
- So, 2/21 + 14/6 = 17/7
In mixed form: 23/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/21+14/6 2/21+28/6 2/42+14/6 2/21+14/12 6/21+14/6 2/21+42/6 2/63+14/6 2/21+14/18 10/21+14/6 2/21+70/6 2/21+14/30 14/21+14/6 2/21+98/6 2/21+14/42