Compare 6/20 and 3/7
6/20 is smaller than 3/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 7 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
6/20 = 6 × 7/20 × 7 = 42/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
3/7 = 3 × 20/7 × 20 = 60/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 42/140 < 60/140 or 6/20 < 3/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20 and 3/7 6/20 and 6/7 6/40 and 3/7 6/20 and 3/14 18/20 and 3/7 6/20 and 9/7 6/60 and 3/7 6/20 and 3/21 30/20 and 3/7 6/20 and 15/7 6/20 and 3/35 42/20 and 3/7 6/20 and 21/7 6/20 and 3/49