Add 18/36 and 1/9
18/36 + 1/9 is 11/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
18/36 = 18 × 1/36 × 1 = 18/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
1/9 = 1 × 4/9 × 4 = 4/36 - Add the two like fractions:
18/36 + 4/36 = 18 + 4/36 = 22/36 - 22/36 simplified gives 11/18
- So, 18/36 + 1/9 = 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/36+2/9 18/72+1/9 18/36+1/18 54/36+1/9 18/36+3/9 18/36+1/27 90/36+1/9 18/36+5/9 18/36+1/45 18/36+7/9 18/36+1/63