Compare 60/21 and 75/81
1st number: 2 18/21, 2nd number: 75/81
60/21 is greater than 75/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 21 × 27 = 567,
60/21 = 60 × 27/21 × 27 = 1620/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
75/81 = 75 × 7/81 × 7 = 525/567 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1620/567 > 525/567 or 60/21 > 75/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/42 and 75/81 60/63 and 75/81