Compare 6/21 and 8/28
6/21 is equivalent to 8/28
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
6/21 = 6 × 4/21 × 4 = 24/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
8/28 = 8 × 3/28 × 3 = 24/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 24/84 = 24/84 or 6/21 = 8/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/21 and 8/28 6/21 and 16/28 6/42 and 8/28 6/21 and 8/56 18/21 and 8/28 6/21 and 24/28 6/63 and 8/28 6/21 and 8/84 30/21 and 8/28 6/21 and 40/28 42/21 and 8/28 6/21 and 56/28