Add 4/12 and 6/9
4/12 + 6/9 is 1/1.
Steps for adding 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,
6/9 = 6 × 4/9 × 4 = 24/36 - Add the two like fractions:
12/36 + 24/36 = 12 + 24/36 = 36/36 - 36/36 simplified gives 1/1
- So, 4/12 + 6/9 = 1/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12+6/9 4/12+12/9 4/24+6/9 4/12+6/18 4/12+18/9 4/36+6/9 4/12+6/27 20/12+6/9 4/12+30/9 4/60+6/9 4/12+6/45 28/12+6/9 4/12+42/9 4/84+6/9 4/12+6/63