Compare 81/9 and 20/25
1st number: 9 0/9, 2nd number: 20/25
81/9 is greater than 20/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 9 × 25 = 225,
81/9 = 81 × 25/9 × 25 = 2025/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
20/25 = 20 × 9/25 × 9 = 180/225 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2025/225 > 180/225 or 81/9 > 20/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/9 and 40/25 81/18 and 20/25 81/9 and 20/50 81/9 and 60/25 81/27 and 20/25 81/9 and 20/75 81/45 and 20/25 81/63 and 20/25