Add 7/2 and 81/24
1st number: 3 1/2, 2nd number: 3 9/24
7/2 + 81/24 is 55/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 2 × 12 = 24,
7/2 = 7 × 12/2 × 12 = 84/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
81/24 = 81 × 1/24 × 1 = 81/24 - Add the two like fractions:
84/24 + 81/24 = 84 + 81/24 = 165/24 - 165/24 simplified gives 55/8
- So, 7/2 + 81/24 = 55/8
In mixed form: 67/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2+81/24 7/4+81/24 7/2+81/48 21/2+81/24 7/6+81/24 7/2+81/72 35/2+81/24 7/10+81/24 49/2+81/24 7/14+81/24