Compare 6/30 and 3/20
6/30 is greater than 3/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
6/30 = 6 × 2/30 × 2 = 12/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
3/20 = 3 × 3/20 × 3 = 9/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 12/60 > 9/60 or 6/30 > 3/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/30 and 3/20 6/30 and 6/20 6/60 and 3/20 6/30 and 3/40 18/30 and 3/20 6/30 and 9/20 6/90 and 3/20 6/30 and 3/60 6/30 and 15/20 42/30 and 3/20 6/30 and 21/20