Compare 21/28 and 8/25
21/28 is greater than 8/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 25 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
21/28 = 21 × 25/28 × 25 = 525/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
8/25 = 8 × 28/25 × 28 = 224/700 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 525/700 > 224/700 or 21/28 > 8/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/28 and 8/25 21/28 and 16/25 21/56 and 8/25 21/28 and 8/50 63/28 and 8/25 21/28 and 24/25 21/84 and 8/25 21/28 and 8/75 21/28 and 40/25 21/28 and 56/25