Add 84/56 and 27/36
1st number: 1 28/56, 2nd number: 27/36
84/56 + 27/36 is 9/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 36 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
84/56 = 84 × 9/56 × 9 = 756/504 - Likewise, for the 2nd fraction, since 36 × 14 = 504,
27/36 = 27 × 14/36 × 14 = 378/504 - Add the two like fractions:
756/504 + 378/504 = 756 + 378/504 = 1134/504 - 1134/504 simplified gives 9/4
- So, 84/56 + 27/36 = 9/4
In mixed form: 21/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/56+54/36 84/56+27/72 84/56+81/36