Compare 21/3 and 48/4
1st number: 7 0/3, 2nd number: 12 0/4
21/3 is smaller than 48/4
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
21/3 = 21 × 4/3 × 4 = 84/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
48/4 = 48 × 3/4 × 3 = 144/12 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 84/12 < 144/12 or 21/3 < 48/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/3 and 48/4 21/3 and 96/4 21/6 and 48/4 21/3 and 48/8 63/3 and 48/4 21/9 and 48/4 21/3 and 48/12 21/15 and 48/4 21/3 and 48/20 21/3 and 48/28