Add 12/16 and 7/9
12/16 + 7/9 is 55/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
12/16 = 12 × 9/16 × 9 = 108/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
7/9 = 7 × 16/9 × 16 = 112/144 - Add the two like fractions:
108/144 + 112/144 = 108 + 112/144 = 220/144 - 220/144 simplified gives 55/36
- So, 12/16 + 7/9 = 55/36
In mixed form: 119/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/16+7/9 12/16+14/9 12/32+7/9 12/16+7/18 36/16+7/9 12/16+21/9 12/48+7/9 12/16+7/27 60/16+7/9 12/16+35/9 12/80+7/9 12/16+7/45 84/16+7/9 12/16+49/9 12/16+7/63