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Subtract 42/9 from 56/3

1st number: 18 2/3, 2nd number: 4 6/9

56/3 - 42/9 is 14/1.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 9 is 9
  2. For the 1st fraction, since 3 × 3 = 9,
    56/3 = 56 × 3/3 × 3 = 168/9
  3. Likewise, for the 2nd fraction, since 9 × 1 = 9,
    42/9 = 42 × 1/9 × 1 = 42/9
  4. Subtract the two fractions:
    168/9 - 42/9 = 168 - 42/9 = 126/9
  5. After reducing the fraction, the answer is 14/1

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