Add 14/4 and 14/21
1st number: 3 2/4, 2nd number: 14/21
14/4 + 14/21 is 25/6.
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,
14/4 = 14 × 21/4 × 21 = 294/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
14/21 = 14 × 4/21 × 4 = 56/84 - Add the two like fractions:
294/84 + 56/84 = 294 + 56/84 = 350/84 - 350/84 simplified gives 25/6
- So, 14/4 + 14/21 = 25/6
In mixed form: 41/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/4+14/21 14/4+28/21 14/8+14/21 14/4+14/42 42/4+14/21 14/4+42/21 14/12+14/21 14/4+14/63 70/4+14/21 14/4+70/21 14/20+14/21 98/4+14/21 14/4+98/21 14/28+14/21