Add 25/12 and 12/9
1st number: 2 1/12, 2nd number: 1 3/9
25/12 + 12/9 is 41/12.
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,
25/12 = 25 × 3/12 × 3 = 75/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
12/9 = 12 × 4/9 × 4 = 48/36 - Add the two like fractions:
75/36 + 48/36 = 75 + 48/36 = 123/36 - 123/36 simplified gives 41/12
- So, 25/12 + 12/9 = 41/12
In mixed form: 35/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/12+12/9 25/12+24/9 25/24+12/9 25/12+12/18 75/12+12/9 25/12+36/9 25/36+12/9 25/12+12/27 25/12+60/9 25/60+12/9 25/12+12/45 25/12+84/9 25/84+12/9 25/12+12/63