Add 80/12 and 21/24
1st number: 6 8/12, 2nd number: 21/24
80/12 + 21/24 is 181/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
80/12 = 80 × 2/12 × 2 = 160/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
21/24 = 21 × 1/24 × 1 = 21/24 - Add the two like fractions:
160/24 + 21/24 = 160 + 21/24 = 181/24 - So, 80/12 + 21/24 = 181/24
In mixed form: 713/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12+42/24 80/24+21/24 80/12+21/48 80/12+63/24 80/36+21/24 80/12+21/72 80/60+21/24 80/84+21/24