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Add 70/63 and 84/54

1st number: 1 7/63, 2nd number: 1 30/54

70/63 + 84/54 is 8/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 54 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 63 × 6 = 378,
    70/63 = 70 × 6/63 × 6 = 420/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    84/54 = 84 × 7/54 × 7 = 588/378
  4. Add the two like fractions:
    420/378 + 588/378 = 420 + 588/378 = 1008/378
  5. 1008/378 simplified gives 8/3
  6. So, 70/63 + 84/54 = 8/3
    In mixed form: 22/3

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