Compare 18/36 and 81/14
1st number: 18/36, 2nd number: 5 11/14
18/36 is smaller than 81/14
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 14 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
18/36 = 18 × 7/36 × 7 = 126/252 - Likewise, for the 2nd fraction, since 14 × 18 = 252,
81/14 = 81 × 18/14 × 18 = 1458/252 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 126/252 < 1458/252 or 18/36 < 81/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/72 and 81/14 18/36 and 81/28 54/36 and 81/14 18/36 and 81/42 90/36 and 81/14 18/36 and 81/70 18/36 and 81/98