Compare 21/14 and 28/42
1st number: 1 7/14, 2nd number: 28/42
21/14 is greater than 28/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
21/14 = 21 × 3/14 × 3 = 63/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
28/42 = 28 × 1/42 × 1 = 28/42 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 63/42 > 28/42 or 21/14 > 28/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/14 and 28/42 21/14 and 56/42 21/28 and 28/42 21/14 and 28/84 63/14 and 28/42 21/14 and 84/42 21/42 and 28/42 21/70 and 28/42 21/98 and 28/42