Compare 48/28 and 21/72
1st number: 1 20/28, 2nd number: 21/72
48/28 is greater than 21/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 28 × 18 = 504,
48/28 = 48 × 18/28 × 18 = 864/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
21/72 = 21 × 7/72 × 7 = 147/504 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 864/504 > 147/504 or 48/28 > 21/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/28 and 21/72 48/28 and 42/72 48/56 and 21/72 48/28 and 63/72 48/84 and 21/72