Compare 20/24 and 10/81
20/24 is greater than 10/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 24 × 27 = 648,
20/24 = 20 × 27/24 × 27 = 540/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
10/81 = 10 × 8/81 × 8 = 80/648 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 540/648 > 80/648 or 20/24 > 10/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/24 and 10/81 20/24 and 20/81 20/48 and 10/81 60/24 and 10/81 20/24 and 30/81 20/72 and 10/81 20/24 and 50/81 20/24 and 70/81