Compare 18/63 and 1/15
18/63 is greater than 1/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 15 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
18/63 = 18 × 5/63 × 5 = 90/315 - Likewise, for the 2nd fraction, since 15 × 21 = 315,
1/15 = 1 × 21/15 × 21 = 21/315 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 90/315 > 21/315 or 18/63 > 1/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/63 and 1/15 18/63 and 2/15 18/63 and 1/30 54/63 and 1/15 18/63 and 3/15 18/63 and 1/45 90/63 and 1/15 18/63 and 5/15 18/63 and 1/75 18/63 and 7/15