Compare 21/24 and 3/28
21/24 is greater than 3/28
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 28 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
21/24 = 21 × 7/24 × 7 = 147/168 - Likewise, for the 2nd fraction, since 28 × 6 = 168,
3/28 = 3 × 6/28 × 6 = 18/168 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/168 > 18/168 or 21/24 > 3/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/24 and 3/28 21/24 and 6/28 21/48 and 3/28 21/24 and 3/56 63/24 and 3/28 21/24 and 9/28 21/72 and 3/28 21/24 and 3/84 21/24 and 15/28 21/24 and 21/28