Compare 1/5 and 1/18
1/5 is greater than 1/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
1/5 = 1 × 18/5 × 18 = 18/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
1/18 = 1 × 5/18 × 5 = 5/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 18/90 > 5/90 or 1/5 > 1/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5 and 1/18 1/5 and 2/18 1/10 and 1/18 1/5 and 1/36 3/5 and 1/18 1/5 and 3/18 1/15 and 1/18 1/5 and 1/54 1/5 and 5/18 1/25 and 1/18 1/5 and 1/90 7/5 and 1/18 1/5 and 7/18 1/35 and 1/18