Compare 10/20 and 81/60
1st number: 10/20, 2nd number: 1 21/60
10/20 is smaller than 81/60
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
10/20 = 10 × 3/20 × 3 = 30/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
81/60 = 81 × 1/60 × 1 = 81/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 30/60 < 81/60 or 10/20 < 81/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/40 and 81/60 30/20 and 81/60 10/60 and 81/60 50/20 and 81/60 70/20 and 81/60