Compare 40/81 and 3/28
40/81 is greater than 3/28
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 28 is 2268
Next, find the equivalent fraction of both fractional numbers with denominator 2268 - For the 1st fraction, since 81 × 28 = 2268,
40/81 = 40 × 28/81 × 28 = 1120/2268 - Likewise, for the 2nd fraction, since 28 × 81 = 2268,
3/28 = 3 × 81/28 × 81 = 243/2268 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1120/2268 > 243/2268 or 40/81 > 3/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/81 and 3/28 40/81 and 6/28 40/81 and 3/56 40/81 and 9/28 40/81 and 3/84 40/81 and 15/28 40/81 and 21/28