Add 18/25 and 20/36
18/25 + 20/36 is 287/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 25 × 36 = 900,
18/25 = 18 × 36/25 × 36 = 648/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
20/36 = 20 × 25/36 × 25 = 500/900 - Add the two like fractions:
648/900 + 500/900 = 648 + 500/900 = 1148/900 - 1148/900 simplified gives 287/225
- So, 18/25 + 20/36 = 287/225
In mixed form: 162/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/25+20/36 18/25+40/36 18/50+20/36 18/25+20/72 54/25+20/36 18/25+60/36 18/75+20/36 90/25+20/36