Compare 4/15 and 28/30
4/15 is smaller than 28/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
4/15 = 4 × 2/15 × 2 = 8/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
28/30 = 28 × 1/30 × 1 = 28/30 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 8/30 < 28/30 or 4/15 < 28/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15 and 28/30 4/15 and 56/30 4/30 and 28/30 4/15 and 28/60 12/15 and 28/30 4/15 and 84/30 4/45 and 28/30 4/15 and 28/90 20/15 and 28/30 4/75 and 28/30 28/15 and 28/30