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Subtract 4/40 from 75/30

1st number: 2 15/30, 2nd number: 4/40

75/30 - 4/40 is 12/5.

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,
    75/30 = 75 × 4/30 × 4 = 300/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    4/40 = 4 × 3/40 × 3 = 12/120
  4. Subtract the two fractions:
    300/120 - 12/120 = 300 - 12/120 = 288/120
  5. After reducing the fraction, the answer is 12/5
  6. In mixed form: 22/5

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