Add 1/12 and 84/9
1st number: 1/12, 2nd number: 9 3/9
1/12 + 84/9 is 113/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
1/12 = 1 × 3/12 × 3 = 3/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
84/9 = 84 × 4/9 × 4 = 336/36 - Add the two like fractions:
3/36 + 336/36 = 3 + 336/36 = 339/36 - 339/36 simplified gives 113/12
- So, 1/12 + 84/9 = 113/12
In mixed form: 95/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/12+84/9 1/24+84/9 1/12+84/18 3/12+84/9 1/36+84/9 1/12+84/27 5/12+84/9 1/60+84/9 1/12+84/45 7/12+84/9 1/84+84/9 1/12+84/63