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Add 81/15 and 30/27

1st number: 5 6/15, 2nd number: 1 3/27

81/15 + 30/27 is 293/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 27 is 135

    Next, find the equivalent fraction of both fractional numbers with denominator 135
  2. For the 1st fraction, since 15 × 9 = 135,
    81/15 = 81 × 9/15 × 9 = 729/135
  3. Likewise, for the 2nd fraction, since 27 × 5 = 135,
    30/27 = 30 × 5/27 × 5 = 150/135
  4. Add the two like fractions:
    729/135 + 150/135 = 729 + 150/135 = 879/135
  5. 879/135 simplified gives 293/45
  6. So, 81/15 + 30/27 = 293/45
    In mixed form: 623/45

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