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Add 20/7 and 84/54

1st number: 2 6/7, 2nd number: 1 30/54

20/7 + 84/54 is 278/63.

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,
    20/7 = 20 × 54/7 × 54 = 1080/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    84/54 = 84 × 7/54 × 7 = 588/378
  4. Add the two like fractions:
    1080/378 + 588/378 = 1080 + 588/378 = 1668/378
  5. 1668/378 simplified gives 278/63
  6. So, 20/7 + 84/54 = 278/63
    In mixed form: 426/63

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