Compare 21/72 and 10/3
1st number: 21/72, 2nd number: 3 1/3
21/72 is smaller than 10/3
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 3 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
21/72 = 21 × 1/72 × 1 = 21/72 - Likewise, for the 2nd fraction, since 3 × 24 = 72,
10/3 = 10 × 24/3 × 24 = 240/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 21/72 < 240/72 or 21/72 < 10/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/72 and 10/3 21/72 and 20/3 21/72 and 10/6 63/72 and 10/3 21/72 and 30/3 21/72 and 10/9 21/72 and 50/3 21/72 and 10/15 21/72 and 70/3 21/72 and 10/21