Add 9/12 and 36/15
1st number: 9/12, 2nd number: 2 6/15
9/12 + 36/15 is 63/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
9/12 = 9 × 5/12 × 5 = 45/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
36/15 = 36 × 4/15 × 4 = 144/60 - Add the two like fractions:
45/60 + 144/60 = 45 + 144/60 = 189/60 - 189/60 simplified gives 63/20
- So, 9/12 + 36/15 = 63/20
In mixed form: 33/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/12+36/15 9/12+72/15 9/24+36/15 9/12+36/30 27/12+36/15 9/36+36/15 9/12+36/45 45/12+36/15 9/60+36/15 9/12+36/75 63/12+36/15 9/84+36/15