Compare 8/15 and 15/45
8/15 is greater than 15/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
8/15 = 8 × 3/15 × 3 = 24/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
15/45 = 15 × 1/45 × 1 = 15/45 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 24/45 > 15/45 or 8/15 > 15/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/15 and 15/45 8/15 and 30/45 8/30 and 15/45 8/15 and 15/90 24/15 and 15/45 8/45 and 15/45 40/15 and 15/45 8/15 and 75/45 8/75 and 15/45 56/15 and 15/45