Compare 9/30 and 70/63
1st number: 9/30, 2nd number: 1 7/63
9/30 is smaller than 70/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 30 × 21 = 630,
9/30 = 9 × 21/30 × 21 = 189/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
70/63 = 70 × 10/63 × 10 = 700/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 189/630 < 700/630 or 9/30 < 70/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/30 and 70/63 9/60 and 70/63 27/30 and 70/63 9/90 and 70/63 45/30 and 70/63 63/30 and 70/63