Add 20/12 and 3/36
1st number: 1 8/12, 2nd number: 3/36
20/12 + 3/36 is 7/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
20/12 = 20 × 3/12 × 3 = 60/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
3/36 = 3 × 1/36 × 1 = 3/36 - Add the two like fractions:
60/36 + 3/36 = 60 + 3/36 = 63/36 - 63/36 simplified gives 7/4
- So, 20/12 + 3/36 = 7/4
In mixed form: 13/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/12+3/36 20/12+6/36 20/24+3/36 20/12+3/72 60/12+3/36 20/12+9/36 20/36+3/36 20/12+15/36 20/60+3/36 20/12+21/36 20/84+3/36