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