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Subtract 4/40 from 1/3

1/3 - 4/40 is 7/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 40 is 120
  2. For the 1st fraction, since 3 × 40 = 120,
    1/3 = 1 × 40/3 × 40 = 40/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    4/40 = 4 × 3/40 × 3 = 12/120
  4. Subtract the two fractions:
    40/120 - 12/120 = 40 - 12/120 = 28/120
  5. After reducing the fraction, the answer is 7/30

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