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Subtract 30/35 from 3/54

3/54 - 30/35 is -101/126.

Steps for subtracting 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,
    3/54 = 3 × 35/54 × 35 = 105/1890
  3. Likewise, for the 2nd fraction, since 35 × 54 = 1890,
    30/35 = 30 × 54/35 × 54 = 1620/1890
  4. Subtract the two like fractions:
    105/1890 - 1620/1890 = 105 - 1620/1890 = -1515/1890
  5. After reducing the fraction, the answer is -101/126

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