Compare 7/25 and 10/21
7/25 is smaller than 10/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 21 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 25 × 21 = 525,
7/25 = 7 × 21/25 × 21 = 147/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
10/21 = 10 × 25/21 × 25 = 250/525 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/525 < 250/525 or 7/25 < 10/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/25 and 10/21 7/25 and 20/21 7/50 and 10/21 7/25 and 10/42 21/25 and 10/21 7/25 and 30/21 7/75 and 10/21 7/25 and 10/63 35/25 and 10/21 7/25 and 50/21 49/25 and 10/21 7/25 and 70/21