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Subtract 1/42 from 42/56

42/56 - 1/42 is 61/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 42 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 56 × 3 = 168,
    42/56 = 42 × 3/56 × 3 = 126/168
  3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
    1/42 = 1 × 4/42 × 4 = 4/168
  4. Subtract the two like fractions:
    126/168 - 4/168 = 126 - 4/168 = 122/168
  5. After reducing the fraction, the answer is 61/84

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