Compare 27/75 and 20/81
27/75 is greater than 20/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 81 is 2025
Next, find the equivalent fraction of both fractional numbers with denominator 2025 - For the 1st fraction, since 75 × 27 = 2025,
27/75 = 27 × 27/75 × 27 = 729/2025 - Likewise, for the 2nd fraction, since 81 × 25 = 2025,
20/81 = 20 × 25/81 × 25 = 500/2025 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 729/2025 > 500/2025 or 27/75 > 20/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/75 and 20/81 27/75 and 40/81 81/75 and 20/81 27/75 and 60/81