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Subtract 40/70 from 3/6

3/6 - 40/70 is -1/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 70 is 210
  2. For the 1st fraction, since 6 × 35 = 210,
    3/6 = 3 × 35/6 × 35 = 105/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    40/70 = 40 × 3/70 × 3 = 120/210
  4. Subtract the two fractions:
    105/210 - 120/210 = 105 - 120/210 = -15/210
  5. After reducing the fraction, the answer is -1/14

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