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Subtract 16/21 from 8/6

1st number: 1 2/6, 2nd number: 16/21

8/6 - 16/21 is 4/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 21 is 42
  2. For the 1st fraction, since 6 × 7 = 42,
    8/6 = 8 × 7/6 × 7 = 56/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    16/21 = 16 × 2/21 × 2 = 32/42
  4. Subtract the two fractions:
    56/42 - 32/42 = 56 - 32/42 = 24/42
  5. After reducing the fraction, the answer is 4/7

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