Compare 27/28 and 90/9
1st number: 27/28, 2nd number: 10 0/9
27/28 is smaller than 90/9
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
27/28 = 27 × 9/28 × 9 = 243/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
90/9 = 90 × 28/9 × 28 = 2520/252 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 243/252 < 2520/252 or 27/28 < 90/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/28 and 90/9 27/56 and 90/9 27/28 and 90/18 81/28 and 90/9 27/84 and 90/9 27/28 and 90/27 27/28 and 90/45 27/28 and 90/63