Compare 45/20 and 45/54
1st number: 2 5/20, 2nd number: 45/54
45/20 is greater than 45/54
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
45/20 = 45 × 27/20 × 27 = 1215/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
45/54 = 45 × 10/54 × 10 = 450/540 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1215/540 > 450/540 or 45/20 > 45/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/20 and 45/54 45/20 and 90/54 45/40 and 45/54 45/60 and 45/54