Compare 35/80 and 84/81
1st number: 35/80, 2nd number: 1 3/81
35/80 is smaller than 84/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 81 is 6480
Next, find the equivalent fraction of both fractional numbers with denominator 6480 - For the 1st fraction, since 80 × 81 = 6480,
35/80 = 35 × 81/80 × 81 = 2835/6480 - Likewise, for the 2nd fraction, since 81 × 80 = 6480,
84/81 = 84 × 80/81 × 80 = 6720/6480 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2835/6480 < 6720/6480 or 35/80 < 84/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/80 and 84/81