Compare 75/72 and 90/3
1st number: 1 3/72, 2nd number: 30 0/3
75/72 is smaller than 90/3
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 3 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
75/72 = 75 × 1/72 × 1 = 75/72 - Likewise, for the 2nd fraction, since 3 × 24 = 72,
90/3 = 90 × 24/3 × 24 = 2160/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 75/72 < 2160/72 or 75/72 < 90/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/72 and 90/6 75/72 and 90/9 75/72 and 90/15 75/72 and 90/21