Compare 15/21 and 56/6
1st number: 15/21, 2nd number: 9 2/6
15/21 is smaller than 56/6
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
15/21 = 15 × 2/21 × 2 = 30/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
56/6 = 56 × 7/6 × 7 = 392/42 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 30/42 < 392/42 or 15/21 < 56/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/21 and 56/6 15/42 and 56/6 15/21 and 56/12 45/21 and 56/6 15/63 and 56/6 15/21 and 56/18 75/21 and 56/6 15/21 and 56/30 15/21 and 56/42