Add 30/36 and 36/56
30/36 + 36/56 is 31/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 36 × 14 = 504,
30/36 = 30 × 14/36 × 14 = 420/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
36/56 = 36 × 9/56 × 9 = 324/504 - Add the two like fractions:
420/504 + 324/504 = 420 + 324/504 = 744/504 - 744/504 simplified gives 31/21
- So, 30/36 + 36/56 = 31/21
In mixed form: 110/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/36+36/56 30/36+72/56 30/72+36/56 90/36+36/56