Compare 5/81 and 98/70
1st number: 5/81, 2nd number: 1 28/70
5/81 is smaller than 98/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 70 is 5670
Next, find the equivalent fraction of both fractional numbers with denominator 5670 - For the 1st fraction, since 81 × 70 = 5670,
5/81 = 5 × 70/81 × 70 = 350/5670 - Likewise, for the 2nd fraction, since 70 × 81 = 5670,
98/70 = 98 × 81/70 × 81 = 7938/5670 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 350/5670 < 7938/5670 or 5/81 < 98/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/81 and 98/70 15/81 and 98/70 25/81 and 98/70 35/81 and 98/70