Add 5/2 and 81/14
1st number: 2 1/2, 2nd number: 5 11/14
5/2 + 81/14 is 58/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 14 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
5/2 = 5 × 7/2 × 7 = 35/14 - Likewise, for the 2nd fraction, since 14 × 1 = 14,
81/14 = 81 × 1/14 × 1 = 81/14 - Add the two like fractions:
35/14 + 81/14 = 35 + 81/14 = 116/14 - 116/14 simplified gives 58/7
- So, 5/2 + 81/14 = 58/7
In mixed form: 82/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/2+81/14 5/4+81/14 5/2+81/28 15/2+81/14 5/6+81/14 5/2+81/42 25/2+81/14 5/10+81/14 5/2+81/70 35/2+81/14 5/14+81/14 5/2+81/98