Add 2/4 and 14/21
2/4 + 14/21 is 7/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
2/4 = 2 × 21/4 × 21 = 42/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
14/21 = 14 × 4/21 × 4 = 56/84 - Add the two like fractions:
42/84 + 56/84 = 42 + 56/84 = 98/84 - 98/84 simplified gives 7/6
- So, 2/4 + 14/21 = 7/6
In mixed form: 11/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4+28/21 2/8+14/21 2/4+14/42 6/4+14/21 2/4+42/21 2/12+14/21 2/4+14/63 10/4+14/21 2/4+70/21 2/20+14/21 14/4+14/21 2/4+98/21 2/28+14/21