Compare 70/84 and 70/30
1st number: 70/84, 2nd number: 2 10/30
70/84 is smaller than 70/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
70/84 = 70 × 5/84 × 5 = 350/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
70/30 = 70 × 14/30 × 14 = 980/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 350/420 < 980/420 or 70/84 < 70/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/84 and 70/60 70/84 and 70/90