Compare 4/21 and 3/25
4/21 is greater than 3/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 25 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 21 × 25 = 525,
4/21 = 4 × 25/21 × 25 = 100/525 - Likewise, for the 2nd fraction, since 25 × 21 = 525,
3/25 = 3 × 21/25 × 21 = 63/525 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 100/525 > 63/525 or 4/21 > 3/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/21 and 3/25 4/21 and 6/25 4/42 and 3/25 4/21 and 3/50 12/21 and 3/25 4/21 and 9/25 4/63 and 3/25 4/21 and 3/75 20/21 and 3/25 4/21 and 15/25 28/21 and 3/25 4/21 and 21/25