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Subtract 42/12 from 30/6

1st number: 5 0/6, 2nd number: 3 6/12

30/6 - 42/12 is 3/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 12 is 12
  2. For the 1st fraction, since 6 × 2 = 12,
    30/6 = 30 × 2/6 × 2 = 60/12
  3. Likewise, for the 2nd fraction, since 12 × 1 = 12,
    42/12 = 42 × 1/12 × 1 = 42/12
  4. Subtract the two fractions:
    60/12 - 42/12 = 60 - 42/12 = 18/12
  5. After reducing the fraction, the answer is 3/2
  6. In mixed form: 11/2

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