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Subtract 84/80 from 70/75

1st number: 70/75, 2nd number: 1 4/80

70/75 - 84/80 is -7/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 80 is 1200
  2. For the 1st fraction, since 75 × 16 = 1200,
    70/75 = 70 × 16/75 × 16 = 1120/1200
  3. Likewise, for the 2nd fraction, since 80 × 15 = 1200,
    84/80 = 84 × 15/80 × 15 = 1260/1200
  4. Subtract the two fractions:
    1120/1200 - 1260/1200 = 1120 - 1260/1200 = -140/1200
  5. After reducing the fraction, the answer is -7/60

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