Compare 2/6 and 5/21
2/6 is greater than 5/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
2/6 = 2 × 7/6 × 7 = 14/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
5/21 = 5 × 2/21 × 2 = 10/42 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 14/42 > 10/42 or 2/6 > 5/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/6 and 5/21 2/6 and 10/21 2/12 and 5/21 2/6 and 5/42 2/6 and 15/21 2/18 and 5/21 2/6 and 5/63 10/6 and 5/21 2/6 and 25/21 2/30 and 5/21 14/6 and 5/21 2/6 and 35/21 2/42 and 5/21