Add 16/18 and 8/9
16/18 + 8/9 is 16/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
16/18 = 16 × 1/18 × 1 = 16/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
8/9 = 8 × 2/9 × 2 = 16/18 - Add the two like fractions:
16/18 + 16/18 = 16 + 16/18 = 32/18 - 32/18 simplified gives 16/9
- So, 16/18 + 8/9 = 16/9
In mixed form: 17/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/18+8/9 16/18+16/9 16/36+8/9 16/18+8/18 48/18+8/9 16/18+24/9 16/54+8/9 16/18+8/27 80/18+8/9 16/18+40/9 16/90+8/9 16/18+8/45 16/18+56/9 16/18+8/63