Compare 18/75 and 75/72
1st number: 18/75, 2nd number: 1 3/72
18/75 is smaller than 75/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 75 × 24 = 1800,
18/75 = 18 × 24/75 × 24 = 432/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
75/72 = 75 × 25/72 × 25 = 1875/1800 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 432/1800 < 1875/1800 or 18/75 < 75/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/75 and 75/72 54/75 and 75/72 90/75 and 75/72