Compare 80/25 and 27/21
1st number: 3 5/25, 2nd number: 1 6/21
80/25 is greater than 27/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 21 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 25 × 21 = 525,
80/25 = 80 × 21/25 × 21 = 1680/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
27/21 = 27 × 25/21 × 25 = 675/525 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1680/525 > 675/525 or 80/25 > 27/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/25 and 54/21 80/50 and 27/21 80/25 and 27/42 80/25 and 81/21 80/75 and 27/21 80/25 and 27/63