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Subtract 56/60 from 4/42

4/42 - 56/60 is -88/105.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 60 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 42 × 10 = 420,
    4/42 = 4 × 10/42 × 10 = 40/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    56/60 = 56 × 7/60 × 7 = 392/420
  4. Subtract the two like fractions:
    40/420 - 392/420 = 40 - 392/420 = -352/420
  5. After reducing the fraction, the answer is -88/105

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