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Add 81/9 and 42/54

1st number: 9 0/9, 2nd number: 42/54

81/9 + 42/54 is 88/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 54 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 9 × 6 = 54,
    81/9 = 81 × 6/9 × 6 = 486/54
  3. Likewise, for the 2nd fraction, since 54 × 1 = 54,
    42/54 = 42 × 1/54 × 1 = 42/54
  4. Add the two like fractions:
    486/54 + 42/54 = 486 + 42/54 = 528/54
  5. 528/54 simplified gives 88/9
  6. So, 81/9 + 42/54 = 88/9
    In mixed form: 97/9

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