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Subtract 2/8 from 45/12

1st number: 3 9/12, 2nd number: 2/8

45/12 - 2/8 is 7/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 8 is 24

    Next, find the equivalent fraction of both fractional numbers with denominator 24
  2. For the 1st fraction, since 12 × 2 = 24,
    45/12 = 45 × 2/12 × 2 = 90/24
  3. Likewise, for the 2nd fraction, since 8 × 3 = 24,
    2/8 = 2 × 3/8 × 3 = 6/24
  4. Subtract the two like fractions:
    90/24 - 6/24 = 90 - 6/24 = 84/24
  5. After reducing the fraction, the answer is 7/2
  6. In mixed form: 31/2

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