Add 72/12 and 27/36
1st number: 6 0/12, 2nd number: 27/36
72/12 + 27/36 is 27/4.
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,
72/12 = 72 × 3/12 × 3 = 216/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
27/36 = 27 × 1/36 × 1 = 27/36 - Add the two like fractions:
216/36 + 27/36 = 216 + 27/36 = 243/36 - 243/36 simplified gives 27/4
- So, 72/12 + 27/36 = 27/4
In mixed form: 63/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12+54/36 72/24+27/36 72/12+27/72 72/12+81/36 72/36+27/36 72/60+27/36 72/84+27/36