Compare 81/40 and 84/27
1st number: 2 1/40, 2nd number: 3 3/27
81/40 is smaller than 84/27
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 27 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
81/40 = 81 × 27/40 × 27 = 2187/1080 - Likewise, for the 2nd fraction, since 27 × 40 = 1080,
84/27 = 84 × 40/27 × 40 = 3360/1080 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2187/1080 < 3360/1080 or 81/40 < 84/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/80 and 84/27 81/40 and 84/54 81/40 and 84/81