Compare 20/84 and 4/12
20/84 is smaller than 4/12
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
20/84 = 20 × 1/84 × 1 = 20/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
4/12 = 4 × 7/12 × 7 = 28/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 20/84 < 28/84 or 20/84 < 4/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/84 and 4/12 20/84 and 8/12 20/84 and 4/24 60/84 and 4/12 20/84 and 4/36 20/84 and 20/12 20/84 and 4/60 20/84 and 28/12 20/84 and 4/84