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Subtract 3/9 from 70/84

70/84 - 3/9 is 1/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 9 is 252
  2. For the 1st fraction, since 84 × 3 = 252,
    70/84 = 70 × 3/84 × 3 = 210/252
  3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
    3/9 = 3 × 28/9 × 28 = 84/252
  4. Subtract the two fractions:
    210/252 - 84/252 = 210 - 84/252 = 126/252
  5. After reducing the fraction, the answer is 1/2

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