Add 5/2 and 14/21
1st number: 2 1/2, 2nd number: 14/21
5/2 + 14/21 is 19/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
5/2 = 5 × 21/2 × 21 = 105/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
14/21 = 14 × 2/21 × 2 = 28/42 - Add the two like fractions:
105/42 + 28/42 = 105 + 28/42 = 133/42 - 133/42 simplified gives 19/6
- So, 5/2 + 14/21 = 19/6
In mixed form: 31/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/2+14/21 5/2+28/21 5/4+14/21 5/2+14/42 15/2+14/21 5/2+42/21 5/6+14/21 5/2+14/63 25/2+14/21 5/2+70/21 5/10+14/21 35/2+14/21 5/2+98/21 5/14+14/21