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Add 81/18 and 30/27

1st number: 4 9/18, 2nd number: 1 3/27

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

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 27 is 54
  2. For the 1st fraction, since 18 × 3 = 54,
    81/18 = 81 × 3/18 × 3 = 243/54
  3. Likewise, for the 2nd fraction, since 27 × 2 = 54,
    30/27 = 30 × 2/27 × 2 = 60/54
  4. Add the two fractions:
    243/54 + 60/54 = 243 + 60/54 = 303/54
  5. 303/54 simplified gives 101/18
  6. So, 81/18 + 30/27 = 101/18
    In mixed form: 511/18

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