Compare 9/84 and 8/72
9/84 is smaller than 8/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 84 × 6 = 504,
9/84 = 9 × 6/84 × 6 = 54/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
8/72 = 8 × 7/72 × 7 = 56/504 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 54/504 < 56/504 or 9/84 < 8/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/84 and 8/72 9/84 and 16/72 27/84 and 8/72 9/84 and 24/72 45/84 and 8/72 9/84 and 40/72 63/84 and 8/72 9/84 and 56/72