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Subtract 3/9 from 3/70

3/70 - 3/9 is -61/210.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 9 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 70 × 9 = 630,
    3/70 = 3 × 9/70 × 9 = 27/630
  3. Likewise, for the 2nd fraction, since 9 × 70 = 630,
    3/9 = 3 × 70/9 × 70 = 210/630
  4. Subtract the two like fractions:
    27/630 - 210/630 = 27 - 210/630 = -183/630
  5. After reducing the fraction, the answer is -61/210

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