Compare 98/21 and 14/90
1st number: 4 14/21, 2nd number: 14/90
98/21 is greater than 14/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 21 × 30 = 630,
98/21 = 98 × 30/21 × 30 = 2940/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
14/90 = 14 × 7/90 × 7 = 98/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2940/630 > 98/630 or 98/21 > 14/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/21 and 28/90 98/42 and 14/90 98/21 and 42/90 98/63 and 14/90 98/21 and 70/90 98/21 and 98/90