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Subtract 45/84 from 4/35

4/35 - 45/84 is -59/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 84 is 420
  2. For the 1st fraction, since 35 × 12 = 420,
    4/35 = 4 × 12/35 × 12 = 48/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    45/84 = 45 × 5/84 × 5 = 225/420
  4. Subtract the two fractions:
    48/420 - 225/420 = 48 - 225/420 = -177/420
  5. After reducing the fraction, the answer is -59/140

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