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Subtract 9/40 from 5/6

5/6 - 9/40 is 73/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 40 is 120
  2. For the 1st fraction, since 6 × 20 = 120,
    5/6 = 5 × 20/6 × 20 = 100/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    9/40 = 9 × 3/40 × 3 = 27/120
  4. Subtract the two fractions:
    100/120 - 27/120 = 100 - 27/120 = 73/120

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