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Add 12/54 and 30/35

12/54 + 30/35 is 68/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 35 is 1890

    Next, find the equivalent fraction of both fractional numbers with denominator 1890
  2. For the 1st fraction, since 54 × 35 = 1890,
    12/54 = 12 × 35/54 × 35 = 420/1890
  3. Likewise, for the 2nd fraction, since 35 × 54 = 1890,
    30/35 = 30 × 54/35 × 54 = 1620/1890
  4. Add the two like fractions:
    420/1890 + 1620/1890 = 420 + 1620/1890 = 2040/1890
  5. 2040/1890 simplified gives 68/63
  6. So, 12/54 + 30/35 = 68/63
    In mixed form: 15/63

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