Add 4/9 and 16/18
4/9 + 16/18 is 4/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
4/9 = 4 × 2/9 × 2 = 8/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
16/18 = 16 × 1/18 × 1 = 16/18 - Add the two like fractions:
8/18 + 16/18 = 8 + 16/18 = 24/18 - 24/18 simplified gives 4/3
- So, 4/9 + 16/18 = 4/3
In mixed form: 11/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/9+16/18 4/9+32/18 4/18+16/18 4/9+16/36 12/9+16/18 4/9+48/18 4/27+16/18 4/9+16/54 20/9+16/18 4/9+80/18 4/45+16/18 4/9+16/90 28/9+16/18 4/63+16/18