Compare 2/9 and 20/30
2/9 is smaller than 20/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
2/9 = 2 × 10/9 × 10 = 20/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
20/30 = 20 × 3/30 × 3 = 60/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 20/90 < 60/90 or 2/9 < 20/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/9 and 20/30 2/9 and 40/30 2/18 and 20/30 2/9 and 20/60 6/9 and 20/30 2/9 and 60/30 2/27 and 20/30 2/9 and 20/90 10/9 and 20/30 2/45 and 20/30 14/9 and 20/30 2/63 and 20/30