Add 1/18 and 4/9
1/18 + 4/9 is 1/2.
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,
1/18 = 1 × 1/18 × 1 = 1/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
4/9 = 4 × 2/9 × 2 = 8/18 - Add the two like fractions:
1/18 + 8/18 = 1 + 8/18 = 9/18 - 9/18 simplified gives 1/2
- So, 1/18 + 4/9 = 1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/18+4/9 1/18+8/9 1/36+4/9 1/18+4/18 3/18+4/9 1/18+12/9 1/54+4/9 1/18+4/27 5/18+4/9 1/18+20/9 1/90+4/9 1/18+4/45 7/18+4/9 1/18+28/9 1/18+4/63