Compare 15/81 and 54/10
1st number: 15/81, 2nd number: 5 4/10
15/81 is smaller than 54/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 10 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
15/81 = 15 × 10/81 × 10 = 150/810 - Likewise, for the 2nd fraction, since 10 × 81 = 810,
54/10 = 54 × 81/10 × 81 = 4374/810 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 150/810 < 4374/810 or 15/81 < 54/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/81 and 54/10 15/81 and 54/20 45/81 and 54/10 15/81 and 54/30 75/81 and 54/10 15/81 and 54/50 15/81 and 54/70