Compare 5/75 and 80/18
1st number: 5/75, 2nd number: 4 8/18
5/75 is smaller than 80/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 75 × 6 = 450,
5/75 = 5 × 6/75 × 6 = 30/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
80/18 = 80 × 25/18 × 25 = 2000/450 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 30/450 < 2000/450 or 5/75 < 80/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/75 and 80/18 5/75 and 80/36 15/75 and 80/18 5/75 and 80/54 25/75 and 80/18 5/75 and 80/90 35/75 and 80/18