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Subtract 12/60 from 1/70

1/70 - 12/60 is -13/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 60 is 420
  2. For the 1st fraction, since 70 × 6 = 420,
    1/70 = 1 × 6/70 × 6 = 6/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    12/60 = 12 × 7/60 × 7 = 84/420
  4. Subtract the two fractions:
    6/420 - 84/420 = 6 - 84/420 = -78/420
  5. After reducing the fraction, the answer is -13/70

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