Add 81/12 and 6/36
1st number: 6 9/12, 2nd number: 6/36
81/12 + 6/36 is 83/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
81/12 = 81 × 3/12 × 3 = 243/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
6/36 = 6 × 1/36 × 1 = 6/36 - Add the two like fractions:
243/36 + 6/36 = 243 + 6/36 = 249/36 - 249/36 simplified gives 83/12
- So, 81/12 + 6/36 = 83/12
In mixed form: 611/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/12+12/36 81/24+6/36 81/12+6/72 81/12+18/36 81/36+6/36 81/12+30/36 81/60+6/36 81/12+42/36 81/84+6/36