Compare 21/84 and 15/14
1st number: 21/84, 2nd number: 1 1/14
21/84 is smaller than 15/14
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
21/84 = 21 × 1/84 × 1 = 21/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
15/14 = 15 × 6/14 × 6 = 90/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 21/84 < 90/84 or 21/84 < 15/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/84 and 15/14 21/84 and 30/14 21/84 and 15/28 63/84 and 15/14 21/84 and 45/14 21/84 and 15/42 21/84 and 75/14 21/84 and 15/70 21/84 and 15/98