Compare 8/63 and 15/30
8/63 is smaller than 15/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 30 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
8/63 = 8 × 10/63 × 10 = 80/630 - Likewise, for the 2nd fraction, since 30 × 21 = 630,
15/30 = 15 × 21/30 × 21 = 315/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 80/630 < 315/630 or 8/63 < 15/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/63 and 15/30 8/63 and 15/60 24/63 and 15/30 8/63 and 45/30 8/63 and 15/90 40/63 and 15/30 8/63 and 75/30 56/63 and 15/30