Compare 3/70 and 25/81
3/70 is smaller than 25/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 81 is 5670
Next, find the equivalent fraction of both fractional numbers with denominator 5670 - For the 1st fraction, since 70 × 81 = 5670,
3/70 = 3 × 81/70 × 81 = 243/5670 - Likewise, for the 2nd fraction, since 81 × 70 = 5670,
25/81 = 25 × 70/81 × 70 = 1750/5670 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 243/5670 < 1750/5670 or 3/70 < 25/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/70 and 25/81 3/70 and 50/81 9/70 and 25/81 3/70 and 75/81 15/70 and 25/81 21/70 and 25/81