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Add 81/30 and 18/27

1st number: 2 21/30, 2nd number: 18/27

81/30 + 18/27 is 101/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 27 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 30 × 9 = 270,
    81/30 = 81 × 9/30 × 9 = 729/270
  3. Likewise, for the 2nd fraction, since 27 × 10 = 270,
    18/27 = 18 × 10/27 × 10 = 180/270
  4. Add the two like fractions:
    729/270 + 180/270 = 729 + 180/270 = 909/270
  5. 909/270 simplified gives 101/30
  6. So, 81/30 + 18/27 = 101/30
    In mixed form: 311/30

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