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Add 56/15 and 81/10

1st number: 3 11/15, 2nd number: 8 1/10

56/15 + 81/10 is 71/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 10 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 15 × 2 = 30,
    56/15 = 56 × 2/15 × 2 = 112/30
  3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
    81/10 = 81 × 3/10 × 3 = 243/30
  4. Add the two like fractions:
    112/30 + 243/30 = 112 + 243/30 = 355/30
  5. 355/30 simplified gives 71/6
  6. So, 56/15 + 81/10 = 71/6
    In mixed form: 115/6

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