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Add 84/7 and 42/27

1st number: 12 0/7, 2nd number: 1 15/27

84/7 + 42/27 is 122/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 27 is 189

    Next, find the equivalent fraction of both fractional numbers with denominator 189
  2. For the 1st fraction, since 7 × 27 = 189,
    84/7 = 84 × 27/7 × 27 = 2268/189
  3. Likewise, for the 2nd fraction, since 27 × 7 = 189,
    42/27 = 42 × 7/27 × 7 = 294/189
  4. Add the two like fractions:
    2268/189 + 294/189 = 2268 + 294/189 = 2562/189
  5. 2562/189 simplified gives 122/9
  6. So, 84/7 + 42/27 = 122/9
    In mixed form: 135/9

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