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Subtract 3/40 from 18/2

1st number: 9 0/2, 2nd number: 3/40

18/2 - 3/40 is 357/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 40 is 40
  2. For the 1st fraction, since 2 × 20 = 40,
    18/2 = 18 × 20/2 × 20 = 360/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    3/40 = 3 × 1/40 × 1 = 3/40
  4. Subtract the two fractions:
    360/40 - 3/40 = 360 - 3/40 = 357/40
  5. In mixed form: 837/40

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