Compare 14/72 and 21/49
14/72 is smaller than 21/49
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 49 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
14/72 = 14 × 49/72 × 49 = 686/3528 - Likewise, for the 2nd fraction, since 49 × 72 = 3528,
21/49 = 21 × 72/49 × 72 = 1512/3528 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 686/3528 < 1512/3528 or 14/72 < 21/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/72 and 21/49 14/72 and 42/49 14/72 and 21/98 42/72 and 21/49 14/72 and 63/49 70/72 and 21/49 98/72 and 21/49