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Add 10/15 and 81/56

1st number: 10/15, 2nd number: 1 25/56

10/15 + 81/56 is 355/168.

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,
    10/15 = 10 × 56/15 × 56 = 560/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    81/56 = 81 × 15/56 × 15 = 1215/840
  4. Add the two like fractions:
    560/840 + 1215/840 = 560 + 1215/840 = 1775/840
  5. 1775/840 simplified gives 355/168
  6. So, 10/15 + 81/56 = 355/168
    In mixed form: 219/168

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