Add 36/56 and 3/18
36/56 + 3/18 is 17/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 18 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
36/56 = 36 × 9/56 × 9 = 324/504 - Likewise, for the 2nd fraction, since 18 × 28 = 504,
3/18 = 3 × 28/18 × 28 = 84/504 - Add the two like fractions:
324/504 + 84/504 = 324 + 84/504 = 408/504 - 408/504 simplified gives 17/21
- So, 36/56 + 3/18 = 17/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/56+3/18 36/56+6/18 36/56+3/36 36/56+9/18 36/56+3/54 36/56+15/18 36/56+3/90 36/56+21/18