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Add 84/7 and 84/54

1st number: 12 0/7, 2nd number: 1 30/54

84/7 + 84/54 is 122/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 54 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 7 × 54 = 378,
    84/7 = 84 × 54/7 × 54 = 4536/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    84/54 = 84 × 7/54 × 7 = 588/378
  4. Add the two like fractions:
    4536/378 + 588/378 = 4536 + 588/378 = 5124/378
  5. 5124/378 simplified gives 122/9
  6. So, 84/7 + 84/54 = 122/9
    In mixed form: 135/9

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