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Subtract 16/21 from 40/3

1st number: 13 1/3, 2nd number: 16/21

40/3 - 16/21 is 88/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 21 is 21
  2. For the 1st fraction, since 3 × 7 = 21,
    40/3 = 40 × 7/3 × 7 = 280/21
  3. Likewise, for the 2nd fraction, since 21 × 1 = 21,
    16/21 = 16 × 1/21 × 1 = 16/21
  4. Subtract the two fractions:
    280/21 - 16/21 = 280 - 16/21 = 264/21
  5. After reducing the fraction, the answer is 88/7
  6. In mixed form: 124/7

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