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Add 42/54 and 6/12

42/54 + 6/12 is 23/18.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 108
  2. For the 1st fraction, since 54 × 2 = 108,
    42/54 = 42 × 2/54 × 2 = 84/108
  3. Likewise, for the 2nd fraction, since 12 × 9 = 108,
    6/12 = 6 × 9/12 × 9 = 54/108
  4. Add the two like fractions:
    84/108 + 54/108 = 84 + 54/108 = 138/108
  5. 138/108 simplified gives 23/18
  6. So, 42/54 + 6/12 = 23/18
    In mixed form: 15/18

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