Compare 18/15 and 28/63
1st number: 1 3/15, 2nd number: 28/63
18/15 is greater than 28/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
18/15 = 18 × 21/15 × 21 = 378/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
28/63 = 28 × 5/63 × 5 = 140/315 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 378/315 > 140/315 or 18/15 > 28/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/15 and 28/63 18/15 and 56/63 18/30 and 28/63 54/15 and 28/63 18/15 and 84/63 18/45 and 28/63 90/15 and 28/63 18/75 and 28/63