Compare 15/20 and 4/28
15/20 is greater than 4/28
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
15/20 = 15 × 7/20 × 7 = 105/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
4/28 = 4 × 5/28 × 5 = 20/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 105/140 > 20/140 or 15/20 > 4/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/20 and 4/28 15/20 and 8/28 15/40 and 4/28 15/20 and 4/56 45/20 and 4/28 15/20 and 12/28 15/60 and 4/28 15/20 and 4/84 75/20 and 4/28 15/20 and 20/28