Compare 6/14 and 42/21
1st number: 6/14, 2nd number: 2 0/21
6/14 is smaller than 42/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
6/14 = 6 × 3/14 × 3 = 18/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
42/21 = 42 × 2/21 × 2 = 84/42 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 18/42 < 84/42 or 6/14 < 42/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/14 and 42/21 6/14 and 84/21 6/28 and 42/21 18/14 and 42/21 6/42 and 42/21 6/14 and 42/63 30/14 and 42/21 6/70 and 42/21 42/14 and 42/21 6/98 and 42/21