Compare 45/9 and 2/20
1st number: 5 0/9, 2nd number: 2/20
45/9 is greater than 2/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
45/9 = 45 × 20/9 × 20 = 900/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
2/20 = 2 × 9/20 × 9 = 18/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 900/180 > 18/180 or 45/9 > 2/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/9 and 2/20 45/9 and 4/20 45/18 and 2/20 45/9 and 2/40 45/9 and 6/20 45/27 and 2/20 45/9 and 2/60 45/9 and 10/20 45/9 and 14/20 45/63 and 2/20