Add 8/9 and 4/12
8/9 + 4/12 is 11/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
8/9 = 8 × 4/9 × 4 = 32/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
4/12 = 4 × 3/12 × 3 = 12/36 - Add the two like fractions:
32/36 + 12/36 = 32 + 12/36 = 44/36 - 44/36 simplified gives 11/9
- So, 8/9 + 4/12 = 11/9
In mixed form: 12/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/9+4/12 8/9+8/12 8/18+4/12 8/9+4/24 24/9+4/12 8/27+4/12 8/9+4/36 40/9+4/12 8/9+20/12 8/45+4/12 8/9+4/60 56/9+4/12 8/9+28/12 8/63+4/12 8/9+4/84