Compare 36/72 and 81/7
1st number: 36/72, 2nd number: 11 4/7
36/72 is smaller than 81/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 7 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
36/72 = 36 × 7/72 × 7 = 252/504 - Likewise, for the 2nd fraction, since 7 × 72 = 504,
81/7 = 81 × 72/7 × 72 = 5832/504 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 252/504 < 5832/504 or 36/72 < 81/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/72 and 81/14 36/72 and 81/21 36/72 and 81/35 36/72 and 81/49