Compare 21/49 and 9/8
1st number: 21/49, 2nd number: 1 1/8
21/49 is smaller than 9/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
21/49 = 21 × 8/49 × 8 = 168/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
9/8 = 9 × 49/8 × 49 = 441/392 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 168/392 < 441/392 or 21/49 < 9/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/49 and 9/8 21/49 and 18/8 21/98 and 9/8 21/49 and 9/16 63/49 and 9/8 21/49 and 27/8 21/49 and 9/24 21/49 and 45/8 21/49 and 9/40 21/49 and 63/8 21/49 and 9/56