Compare 10/28 and 15/90
10/28 is greater than 15/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 90 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
10/28 = 10 × 45/28 × 45 = 450/1260 - Likewise, for the 2nd fraction, since 90 × 14 = 1260,
15/90 = 15 × 14/90 × 14 = 210/1260 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 450/1260 > 210/1260 or 10/28 > 15/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28 and 15/90 10/28 and 30/90 10/56 and 15/90 30/28 and 15/90 10/28 and 45/90 10/84 and 15/90 50/28 and 15/90 10/28 and 75/90 70/28 and 15/90