Compare 70/20 and 84/56
1st number: 3 10/20, 2nd number: 1 28/56
70/20 is greater than 84/56
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 20 × 14 = 280,
70/20 = 70 × 14/20 × 14 = 980/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
84/56 = 84 × 5/56 × 5 = 420/280 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 980/280 > 420/280 or 70/20 > 84/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/40 and 84/56 70/60 and 84/56