Compare 30/70 and 9/7
1st number: 30/70, 2nd number: 1 2/7
30/70 is smaller than 9/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
30/70 = 30 × 1/70 × 1 = 30/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
9/7 = 9 × 10/7 × 10 = 90/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 30/70 < 90/70 or 30/70 < 9/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70 and 9/7 30/70 and 18/7 30/70 and 9/14 90/70 and 9/7 30/70 and 27/7 30/70 and 9/21 30/70 and 45/7 30/70 and 9/35 30/70 and 63/7 30/70 and 9/49