Compare 45/81 and 4/10
45/81 is greater than 4/10
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,
45/81 = 45 × 10/81 × 10 = 450/810 - Likewise, for the 2nd fraction, since 10 × 81 = 810,
4/10 = 4 × 81/10 × 81 = 324/810 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 450/810 > 324/810 or 45/81 > 4/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/81 and 4/10 45/81 and 8/10 45/81 and 4/20 45/81 and 12/10 45/81 and 4/30 45/81 and 20/10 45/81 and 4/50 45/81 and 28/10 45/81 and 4/70