Compare 35/21 and 8/90
1st number: 1 14/21, 2nd number: 8/90
35/21 is greater than 8/90
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,
35/21 = 35 × 30/21 × 30 = 1050/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
8/90 = 8 × 7/90 × 7 = 56/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1050/630 > 56/630 or 35/21 > 8/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/21 and 8/90 35/21 and 16/90 35/42 and 8/90 35/21 and 24/90 35/63 and 8/90 35/21 and 40/90 35/21 and 56/90