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Add 27/30 and 30/18

1st number: 27/30, 2nd number: 1 12/18

27/30 + 30/18 is 77/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    27/30 = 27 × 3/30 × 3 = 81/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    30/18 = 30 × 5/18 × 5 = 150/90
  4. Add the two like fractions:
    81/90 + 150/90 = 81 + 150/90 = 231/90
  5. 231/90 simplified gives 77/30
  6. So, 27/30 + 30/18 = 77/30
    In mixed form: 217/30

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