Compare 3/4 and 21/28
3/4 is equivalent to 21/28
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
3/4 = 3 × 7/4 × 7 = 21/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
21/28 = 21 × 1/28 × 1 = 21/28 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 21/28 = 21/28 or 3/4 = 21/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/4 and 21/28 3/4 and 42/28 3/8 and 21/28 3/4 and 21/56 9/4 and 21/28 3/4 and 63/28 3/12 and 21/28 3/4 and 21/84 15/4 and 21/28 3/20 and 21/28 21/4 and 21/28 3/28 and 21/28