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Subtract 42/56 from 56/12

1st number: 4 8/12, 2nd number: 42/56

56/12 - 42/56 is 47/12.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 56 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 12 × 14 = 168,
    56/12 = 56 × 14/12 × 14 = 784/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    42/56 = 42 × 3/56 × 3 = 126/168
  4. Subtract the two like fractions:
    784/168 - 126/168 = 784 - 126/168 = 658/168
  5. After reducing the fraction, the answer is 47/12
  6. In mixed form: 311/12

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