Compare 24/21 and 7/30
1st number: 1 3/21, 2nd number: 7/30
24/21 is greater than 7/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 21 × 10 = 210,
24/21 = 24 × 10/21 × 10 = 240/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
7/30 = 7 × 7/30 × 7 = 49/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 240/210 > 49/210 or 24/21 > 7/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/21 and 7/30 24/21 and 14/30 24/42 and 7/30 24/21 and 7/60 72/21 and 7/30 24/21 and 21/30 24/63 and 7/30 24/21 and 7/90 24/21 and 35/30 24/21 and 49/30