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Add 42/12 and 63/54

1st number: 3 6/12, 2nd number: 1 9/54

42/12 + 63/54 is 14/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 54 is 108

    Next, find the equivalent fraction of both fractional numbers with denominator 108
  2. For the 1st fraction, since 12 × 9 = 108,
    42/12 = 42 × 9/12 × 9 = 378/108
  3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
    63/54 = 63 × 2/54 × 2 = 126/108
  4. Add the two like fractions:
    378/108 + 126/108 = 378 + 126/108 = 504/108
  5. 504/108 simplified gives 14/3
  6. So, 42/12 + 63/54 = 14/3
    In mixed form: 42/3

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