Compare 4/12 and 3/9
4/12 is equivalent to 3/9
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
4/12 = 4 × 3/12 × 3 = 12/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
3/9 = 3 × 4/9 × 4 = 12/36 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 12/36 = 12/36 or 4/12 = 3/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12 and 3/9 4/12 and 6/9 4/24 and 3/9 4/12 and 3/18 4/36 and 3/9 4/12 and 3/27 20/12 and 3/9 4/12 and 15/9 4/60 and 3/9 4/12 and 3/45 28/12 and 3/9 4/12 and 21/9 4/84 and 3/9 4/12 and 3/63