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Subtract 12/5 from 5/70

1st number: 5/70, 2nd number: 2 2/5

5/70 - 12/5 is -163/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 5 is 70
  2. For the 1st fraction, since 70 × 1 = 70,
    5/70 = 5 × 1/70 × 1 = 5/70
  3. Likewise, for the 2nd fraction, since 5 × 14 = 70,
    12/5 = 12 × 14/5 × 14 = 168/70
  4. Subtract the two fractions:
    5/70 - 168/70 = 5 - 168/70 = -163/70

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