Compare 4/21 and 20/98
4/21 is smaller than 20/98
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 21 × 14 = 294,
4/21 = 4 × 14/21 × 14 = 56/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
20/98 = 20 × 3/98 × 3 = 60/294 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 56/294 < 60/294 or 4/21 < 20/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/21 and 20/98 4/21 and 40/98 4/42 and 20/98 12/21 and 20/98 4/21 and 60/98 4/63 and 20/98 20/21 and 20/98 28/21 and 20/98