Compare 27/84 and 4/15
27/84 is greater than 4/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 15 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
27/84 = 27 × 5/84 × 5 = 135/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
4/15 = 4 × 28/15 × 28 = 112/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 135/420 > 112/420 or 27/84 > 4/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/84 and 4/15 27/84 and 8/15 27/84 and 4/30 81/84 and 4/15 27/84 and 12/15 27/84 and 4/45 27/84 and 20/15 27/84 and 4/75 27/84 and 28/15