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Add 30/54 and 18/70

30/54 + 18/70 is 256/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 70 is 1890
  2. For the 1st fraction, since 54 × 35 = 1890,
    30/54 = 30 × 35/54 × 35 = 1050/1890
  3. Likewise, for the 2nd fraction, since 70 × 27 = 1890,
    18/70 = 18 × 27/70 × 27 = 486/1890
  4. Add the two fractions:
    1050/1890 + 486/1890 = 1050 + 486/1890 = 1536/1890
  5. After reducing the fraction, the answer is 256/315

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