Add 18/36 and 27/54
18/36 + 27/54 is 1/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 36 × 3 = 108,
18/36 = 18 × 3/36 × 3 = 54/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
27/54 = 27 × 2/54 × 2 = 54/108 - Add the two like fractions:
54/108 + 54/108 = 54 + 54/108 = 108/108 - 108/108 simplified gives 1/1
- So, 18/36 + 27/54 = 1/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/72+27/54 54/36+27/54 18/36+81/54 90/36+27/54