Compare 81/15 and 18/4
1st number: 5 6/15, 2nd number: 4 2/4
81/15 is greater than 18/4
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
81/15 = 81 × 4/15 × 4 = 324/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
18/4 = 18 × 15/4 × 15 = 270/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 324/60 > 270/60 or 81/15 > 18/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/15 and 36/4 81/30 and 18/4 81/15 and 18/8 81/15 and 54/4 81/45 and 18/4 81/15 and 18/12 81/15 and 90/4 81/75 and 18/4 81/15 and 18/20 81/15 and 18/28