Compare 63/6 and 28/21
1st number: 10 3/6, 2nd number: 1 7/21
63/6 is greater than 28/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
63/6 = 63 × 7/6 × 7 = 441/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
28/21 = 28 × 2/21 × 2 = 56/42 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 441/42 > 56/42 or 63/6 > 28/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/6 and 56/21 63/12 and 28/21 63/6 and 28/42 63/6 and 84/21 63/18 and 28/21 63/6 and 28/63 63/30 and 28/21 63/42 and 28/21