Add 7/9 and 8/16
7/9 + 8/16 is 23/18.
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,
7/9 = 7 × 16/9 × 16 = 112/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
8/16 = 8 × 9/16 × 9 = 72/144 - Add the two like fractions:
112/144 + 72/144 = 112 + 72/144 = 184/144 - 184/144 simplified gives 23/18
- So, 7/9 + 8/16 = 23/18
In mixed form: 15/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/9+8/16 7/18+8/16 7/9+8/32 21/9+8/16 7/9+24/16 7/27+8/16 7/9+8/48 35/9+8/16 7/9+40/16 7/45+8/16 7/9+8/80 49/9+8/16 7/9+56/16 7/63+8/16