Add 18/36 and 20/32
18/36 + 20/32 is 9/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 36 × 8 = 288,
18/36 = 18 × 8/36 × 8 = 144/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
20/32 = 20 × 9/32 × 9 = 180/288 - Add the two like fractions:
144/288 + 180/288 = 144 + 180/288 = 324/288 - 324/288 simplified gives 9/8
- So, 18/36 + 20/32 = 9/8
In mixed form: 11/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/36+40/32 18/72+20/32 18/36+20/64 54/36+20/32 18/36+60/32 18/36+20/96 90/36+20/32