Compare 5/15 and 12/24
5/15 is smaller than 12/24
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
5/15 = 5 × 8/15 × 8 = 40/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
12/24 = 12 × 5/24 × 5 = 60/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 40/120 < 60/120 or 5/15 < 12/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/15 and 12/24 5/30 and 12/24 5/15 and 12/48 5/15 and 36/24 5/45 and 12/24 5/15 and 12/72 25/15 and 12/24 5/15 and 60/24 5/75 and 12/24 35/15 and 12/24 5/15 and 84/24