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Subtract 3/27 from 1/70

1/70 - 3/27 is -61/630.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 27 is 1890
  2. For the 1st fraction, since 70 × 27 = 1890,
    1/70 = 1 × 27/70 × 27 = 27/1890
  3. Likewise, for the 2nd fraction, since 27 × 70 = 1890,
    3/27 = 3 × 70/27 × 70 = 210/1890
  4. Subtract the two fractions:
    27/1890 - 210/1890 = 27 - 210/1890 = -183/1890
  5. After reducing the fraction, the answer is -61/630

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