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Subtract 42/6 from 15/42

1st number: 15/42, 2nd number: 7 0/6

15/42 - 42/6 is -93/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 6 is 42
  2. For the 1st fraction, since 42 × 1 = 42,
    15/42 = 15 × 1/42 × 1 = 15/42
  3. Likewise, for the 2nd fraction, since 6 × 7 = 42,
    42/6 = 42 × 7/6 × 7 = 294/42
  4. Subtract the two fractions:
    15/42 - 294/42 = 15 - 294/42 = -279/42
  5. After reducing the fraction, the answer is -93/14

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