Compare 6/81 and 5/9
6/81 is smaller than 5/9
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 9 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 81 × 1 = 81,
6/81 = 6 × 1/81 × 1 = 6/81 - Likewise, for the 2nd fraction, since 9 × 9 = 81,
5/9 = 5 × 9/9 × 9 = 45/81 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 6/81 < 45/81 or 6/81 < 5/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/81 and 5/9 6/81 and 10/9 6/81 and 5/18 18/81 and 5/9 6/81 and 15/9 6/81 and 5/27 30/81 and 5/9 6/81 and 25/9 6/81 and 5/45 42/81 and 5/9 6/81 and 35/9 6/81 and 5/63