Add 28/36 and 27/72
28/36 + 27/72 is 83/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
28/36 = 28 × 2/36 × 2 = 56/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
27/72 = 27 × 1/72 × 1 = 27/72 - Add the two like fractions:
56/72 + 27/72 = 56 + 27/72 = 83/72 - So, 28/36 + 27/72 = 83/72
In mixed form: 111/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/36+27/72 28/36+54/72 28/72+27/72 84/36+27/72 28/36+81/72