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Subtract 3/4 from 1/40

1/40 - 3/4 is -29/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 4 is 40
  2. For the 1st fraction, since 40 × 1 = 40,
    1/40 = 1 × 1/40 × 1 = 1/40
  3. Likewise, for the 2nd fraction, since 4 × 10 = 40,
    3/4 = 3 × 10/4 × 10 = 30/40
  4. Subtract the two fractions:
    1/40 - 30/40 = 1 - 30/40 = -29/40

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