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Subtract 42/3 from 1/84

1st number: 1/84, 2nd number: 14 0/3

1/84 - 42/3 is -1175/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 3 is 84
  2. For the 1st fraction, since 84 × 1 = 84,
    1/84 = 1 × 1/84 × 1 = 1/84
  3. Likewise, for the 2nd fraction, since 3 × 28 = 84,
    42/3 = 42 × 28/3 × 28 = 1176/84
  4. Subtract the two fractions:
    1/84 - 1176/84 = 1 - 1176/84 = -1175/84

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