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Subtract 15/42 from 56/3

1st number: 18 2/3, 2nd number: 15/42

56/3 - 15/42 is 769/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 42 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 3 × 14 = 42,
    56/3 = 56 × 14/3 × 14 = 784/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    15/42 = 15 × 1/42 × 1 = 15/42
  4. Subtract the two like fractions:
    784/42 - 15/42 = 784 - 15/42 = 769/42
  5. In mixed form: 1813/42

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