Compare 8/75 and 45/21
1st number: 8/75, 2nd number: 2 3/21
8/75 is smaller than 45/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 21 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
8/75 = 8 × 7/75 × 7 = 56/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
45/21 = 45 × 25/21 × 25 = 1125/525 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 56/525 < 1125/525 or 8/75 < 45/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/75 and 45/21 8/75 and 90/21 8/75 and 45/42 24/75 and 45/21 8/75 and 45/63 40/75 and 45/21 56/75 and 45/21