Add 12/36 and 18/12
1st number: 12/36, 2nd number: 1 6/12
12/36 + 18/12 is 11/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
12/36 = 12 × 1/36 × 1 = 12/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
18/12 = 18 × 3/12 × 3 = 54/36 - Add the two like fractions:
12/36 + 54/36 = 12 + 54/36 = 66/36 - 66/36 simplified gives 11/6
- So, 12/36 + 18/12 = 11/6
In mixed form: 15/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/36+18/12 12/36+36/12 12/72+18/12 12/36+18/24 12/36+54/12 12/36+18/36 60/36+18/12 12/36+90/12 12/36+18/60 84/36+18/12 12/36+18/84