Add 8/12 and 9/18
8/12 + 9/18 is 7/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
8/12 = 8 × 3/12 × 3 = 24/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
9/18 = 9 × 2/18 × 2 = 18/36 - Add the two like fractions:
24/36 + 18/36 = 24 + 18/36 = 42/36 - 42/36 simplified gives 7/6
- So, 8/12 + 9/18 = 7/6
In mixed form: 11/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12+9/18 8/24+9/18 8/12+9/36 24/12+9/18 8/12+27/18 8/36+9/18 8/12+9/54 40/12+9/18 8/12+45/18 8/60+9/18 8/12+9/90 56/12+9/18 8/12+63/18 8/84+9/18