Compare 21/45 and 56/98
21/45 is smaller than 56/98
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 45 × 98 = 4410,
21/45 = 21 × 98/45 × 98 = 2058/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
56/98 = 56 × 45/98 × 45 = 2520/4410 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2058/4410 < 2520/4410 or 21/45 < 56/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/45 and 56/98 21/90 and 56/98 63/45 and 56/98