Add 12/9 and 8/16
1st number: 1 3/9, 2nd number: 8/16
12/9 + 8/16 is 11/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
12/9 = 12 × 16/9 × 16 = 192/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
8/16 = 8 × 9/16 × 9 = 72/144 - Add the two like fractions:
192/144 + 72/144 = 192 + 72/144 = 264/144 - 264/144 simplified gives 11/6
- So, 12/9 + 8/16 = 11/6
In mixed form: 15/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/9+8/16 12/18+8/16 12/9+8/32 36/9+8/16 12/9+24/16 12/27+8/16 12/9+8/48 60/9+8/16 12/9+40/16 12/45+8/16 12/9+8/80 84/9+8/16 12/9+56/16 12/63+8/16