Compare 20/9 and 49/20
1st number: 2 2/9, 2nd number: 2 9/20
20/9 is smaller than 49/20
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,
20/9 = 20 × 20/9 × 20 = 400/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
49/20 = 49 × 9/20 × 9 = 441/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 400/180 < 441/180 or 20/9 < 49/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/9 and 49/20 20/9 and 98/20 20/18 and 49/20 20/9 and 49/40 60/9 and 49/20 20/27 and 49/20 20/9 and 49/60 20/45 and 49/20 20/63 and 49/20