Compare 3/2 and 49/21
1st number: 1 1/2, 2nd number: 2 7/21
3/2 is smaller than 49/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
3/2 = 3 × 21/2 × 21 = 63/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
49/21 = 49 × 2/21 × 2 = 98/42 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 63/42 < 98/42 or 3/2 < 49/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/2 and 49/21 3/2 and 98/21 3/4 and 49/21 3/2 and 49/42 9/2 and 49/21 3/6 and 49/21 3/2 and 49/63 15/2 and 49/21 3/10 and 49/21 21/2 and 49/21 3/14 and 49/21