Compare 6/4 and 18/81
1st number: 1 2/4, 2nd number: 18/81
6/4 is greater than 18/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 4 × 81 = 324,
6/4 = 6 × 81/4 × 81 = 486/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
18/81 = 18 × 4/81 × 4 = 72/324 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 486/324 > 72/324 or 6/4 > 18/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/4 and 18/81 6/4 and 36/81 6/8 and 18/81 18/4 and 18/81 6/4 and 54/81 6/12 and 18/81 30/4 and 18/81 6/4 and 90/81 6/20 and 18/81 42/4 and 18/81 6/28 and 18/81