Compare 84/24 and 90/72
1st number: 3 12/24, 2nd number: 1 18/72
84/24 is greater than 90/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
84/24 = 84 × 3/24 × 3 = 252/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
90/72 = 90 × 1/72 × 1 = 90/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 252/72 > 90/72 or 84/24 > 90/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/48 and 90/72 84/72 and 90/72