Compare 30/48 and 24/21
1st number: 30/48, 2nd number: 1 3/21
30/48 is smaller than 24/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 21 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
30/48 = 30 × 7/48 × 7 = 210/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
24/21 = 24 × 16/21 × 16 = 384/336 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 210/336 < 384/336 or 30/48 < 24/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/48 and 24/21 30/48 and 48/21 30/96 and 24/21 30/48 and 24/42 90/48 and 24/21 30/48 and 72/21 30/48 and 24/63