Compare 90/21 and 8/24
1st number: 4 6/21, 2nd number: 8/24
90/21 is greater than 8/24
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
90/21 = 90 × 8/21 × 8 = 720/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
8/24 = 8 × 7/24 × 7 = 56/168 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 720/168 > 56/168 or 90/21 > 8/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/21 and 16/24 90/42 and 8/24 90/21 and 8/48 90/63 and 8/24 90/21 and 8/72 90/21 and 40/24 90/21 and 56/24