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Subtract 2/40 from 4/30

4/30 - 2/40 is 1/12.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 40 is 120
  2. For the 1st fraction, since 30 × 4 = 120,
    4/30 = 4 × 4/30 × 4 = 16/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    2/40 = 2 × 3/40 × 3 = 6/120
  4. Subtract the two fractions:
    16/120 - 6/120 = 16 - 6/120 = 10/120
  5. After reducing the fraction, the answer is 1/12

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