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Add 28/15 and 18/56

1st number: 1 13/15, 2nd number: 18/56

28/15 + 18/56 is 919/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 56 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 15 × 56 = 840,
    28/15 = 28 × 56/15 × 56 = 1568/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    18/56 = 18 × 15/56 × 15 = 270/840
  4. Add the two like fractions:
    1568/840 + 270/840 = 1568 + 270/840 = 1838/840
  5. 1838/840 simplified gives 919/420
  6. So, 28/15 + 18/56 = 919/420
    In mixed form: 279/420

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