Compare 6/16 and 21/28
6/16 is smaller than 21/28
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 28 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
6/16 = 6 × 7/16 × 7 = 42/112 - Likewise, for the 2nd fraction, since 28 × 4 = 112,
21/28 = 21 × 4/28 × 4 = 84/112 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 42/112 < 84/112 or 6/16 < 21/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/16 and 21/28 6/16 and 42/28 6/32 and 21/28 6/16 and 21/56 18/16 and 21/28 6/16 and 63/28 6/48 and 21/28 6/16 and 21/84 30/16 and 21/28 6/80 and 21/28 42/16 and 21/28