Compare 3/56 and 20/70
3/56 is smaller than 20/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
3/56 = 3 × 5/56 × 5 = 15/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
20/70 = 20 × 4/70 × 4 = 80/280 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 15/280 < 80/280 or 3/56 < 20/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/56 and 20/70 3/56 and 40/70 9/56 and 20/70 3/56 and 60/70 15/56 and 20/70 21/56 and 20/70