Compare 3/70 and 30/84
3/70 is smaller than 30/84
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
3/70 = 3 × 6/70 × 6 = 18/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
30/84 = 30 × 5/84 × 5 = 150/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 18/420 < 150/420 or 3/70 < 30/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/70 and 30/84 3/70 and 60/84 9/70 and 30/84 3/70 and 90/84 15/70 and 30/84 21/70 and 30/84