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Subtract 3/42 from 40/2

1st number: 20 0/2, 2nd number: 3/42

40/2 - 3/42 is 279/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 42 is 42
  2. For the 1st fraction, since 2 × 21 = 42,
    40/2 = 40 × 21/2 × 21 = 840/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    3/42 = 3 × 1/42 × 1 = 3/42
  4. Subtract the two fractions:
    840/42 - 3/42 = 840 - 3/42 = 837/42
  5. After reducing the fraction, the answer is 279/14
  6. In mixed form: 1913/14

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