Compare 5/18 and 45/27
1st number: 5/18, 2nd number: 1 18/27
5/18 is smaller than 45/27
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
5/18 = 5 × 3/18 × 3 = 15/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
45/27 = 45 × 2/27 × 2 = 90/54 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 15/54 < 90/54 or 5/18 < 45/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18 and 45/27 5/18 and 90/27 5/36 and 45/27 5/18 and 45/54 15/18 and 45/27 5/54 and 45/27 5/18 and 45/81 25/18 and 45/27 5/90 and 45/27 35/18 and 45/27