Compare 70/81 and 10/9
1st number: 70/81, 2nd number: 1 1/9
70/81 is smaller than 10/9
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 9 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 81 × 1 = 81,
70/81 = 70 × 1/81 × 1 = 70/81 - Likewise, for the 2nd fraction, since 9 × 9 = 81,
10/9 = 10 × 9/9 × 9 = 90/81 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 70/81 < 90/81 or 70/81 < 10/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/81 and 20/9 70/81 and 10/18 70/81 and 30/9 70/81 and 10/27 70/81 and 50/9 70/81 and 10/45 70/81 and 70/9 70/81 and 10/63