Compare 21/18 and 6/28
1st number: 1 3/18, 2nd number: 6/28
21/18 is greater than 6/28
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
21/18 = 21 × 14/18 × 14 = 294/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
6/28 = 6 × 9/28 × 9 = 54/252 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 294/252 > 54/252 or 21/18 > 6/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/18 and 6/28 21/18 and 12/28 21/36 and 6/28 21/18 and 6/56 63/18 and 6/28 21/18 and 18/28 21/54 and 6/28 21/18 and 6/84 21/18 and 30/28 21/90 and 6/28 21/18 and 42/28