Add 18/20 and 6/36
18/20 + 6/36 is 16/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
18/20 = 18 × 9/20 × 9 = 162/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
6/36 = 6 × 5/36 × 5 = 30/180 - Add the two like fractions:
162/180 + 30/180 = 162 + 30/180 = 192/180 - 192/180 simplified gives 16/15
- So, 18/20 + 6/36 = 16/15
In mixed form: 11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/20+6/36 18/20+12/36 18/40+6/36 18/20+6/72 54/20+6/36 18/20+18/36 18/60+6/36 90/20+6/36 18/20+30/36 18/20+42/36