Add 10/2 and 81/12
1st number: 5 0/2, 2nd number: 6 9/12
10/2 + 81/12 is 47/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
10/2 = 10 × 6/2 × 6 = 60/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
81/12 = 81 × 1/12 × 1 = 81/12 - Add the two like fractions:
60/12 + 81/12 = 60 + 81/12 = 141/12 - 141/12 simplified gives 47/4
- So, 10/2 + 81/12 = 47/4
In mixed form: 113/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/2+81/12 10/4+81/12 10/2+81/24 30/2+81/12 10/6+81/12 10/2+81/36 50/2+81/12 10/2+81/60 70/2+81/12 10/14+81/12 10/2+81/84