Compare 9/45 and 54/18
1st number: 9/45, 2nd number: 3 0/18
9/45 is smaller than 54/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
9/45 = 9 × 2/45 × 2 = 18/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
54/18 = 54 × 5/18 × 5 = 270/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 18/90 < 270/90 or 9/45 < 54/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/45 and 54/18 9/90 and 54/18 9/45 and 54/36 27/45 and 54/18 9/45 and 54/90 63/45 and 54/18