Compare 1/28 and 28/72
1/28 is smaller than 28/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 28 × 18 = 504,
1/28 = 1 × 18/28 × 18 = 18/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
28/72 = 28 × 7/72 × 7 = 196/504 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 18/504 < 196/504 or 1/28 < 28/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/28 and 28/72 1/28 and 56/72 1/56 and 28/72 3/28 and 28/72 1/28 and 84/72 1/84 and 28/72 5/28 and 28/72 7/28 and 28/72