Compare 28/49 and 21/56
28/49 is greater than 21/56
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
28/49 = 28 × 8/49 × 8 = 224/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
21/56 = 21 × 7/56 × 7 = 147/392 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 224/392 > 147/392 or 28/49 > 21/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/49 and 21/56 28/49 and 42/56 28/98 and 21/56 84/49 and 21/56 28/49 and 63/56