Compare 8/81 and 3/4
8/81 is smaller than 3/4
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 4 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 81 × 4 = 324,
8/81 = 8 × 4/81 × 4 = 32/324 - Likewise, for the 2nd fraction, since 4 × 81 = 324,
3/4 = 3 × 81/4 × 81 = 243/324 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 32/324 < 243/324 or 8/81 < 3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/81 and 3/4 8/81 and 6/4 8/81 and 3/8 24/81 and 3/4 8/81 and 9/4 8/81 and 3/12 40/81 and 3/4 8/81 and 15/4 8/81 and 3/20 56/81 and 3/4 8/81 and 21/4 8/81 and 3/28