Compare 63/8 and 49/21
1st number: 7 7/8, 2nd number: 2 7/21
63/8 is greater than 49/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
63/8 = 63 × 21/8 × 21 = 1323/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
49/21 = 49 × 8/21 × 8 = 392/168 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1323/168 > 392/168 or 63/8 > 49/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/8 and 98/21 63/16 and 49/21 63/8 and 49/42 63/24 and 49/21 63/8 and 49/63 63/40 and 49/21 63/56 and 49/21