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Subtract 1/40 from 4/12

4/12 - 1/40 is 37/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 40 is 120
  2. For the 1st fraction, since 12 × 10 = 120,
    4/12 = 4 × 10/12 × 10 = 40/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    1/40 = 1 × 3/40 × 3 = 3/120
  4. Subtract the two fractions:
    40/120 - 3/120 = 40 - 3/120 = 37/120

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