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Subtract 40/42 from 5/3

1st number: 1 2/3, 2nd number: 40/42

5/3 - 40/42 is 5/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 42 is 42
  2. For the 1st fraction, since 3 × 14 = 42,
    5/3 = 5 × 14/3 × 14 = 70/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    40/42 = 40 × 1/42 × 1 = 40/42
  4. Subtract the two fractions:
    70/42 - 40/42 = 70 - 40/42 = 30/42
  5. After reducing the fraction, the answer is 5/7

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