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Add 20/42 and 63/54

1st number: 20/42, 2nd number: 1 9/54

20/42 + 63/54 is 23/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 54 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 42 × 9 = 378,
    20/42 = 20 × 9/42 × 9 = 180/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    63/54 = 63 × 7/54 × 7 = 441/378
  4. Add the two like fractions:
    180/378 + 441/378 = 180 + 441/378 = 621/378
  5. 621/378 simplified gives 23/14
  6. So, 20/42 + 63/54 = 23/14
    In mixed form: 19/14

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