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Add 15/18 and 36/56

15/18 + 36/56 is 31/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 56 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 18 × 28 = 504,
    15/18 = 15 × 28/18 × 28 = 420/504
  3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
    36/56 = 36 × 9/56 × 9 = 324/504
  4. Add the two like fractions:
    420/504 + 324/504 = 420 + 324/504 = 744/504
  5. 744/504 simplified gives 31/21
  6. So, 15/18 + 36/56 = 31/21
    In mixed form: 110/21

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