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Subtract 4/8 from 12/36

12/36 - 4/8 is -1/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 8 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 36 × 2 = 72,
    12/36 = 12 × 2/36 × 2 = 24/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    4/8 = 4 × 9/8 × 9 = 36/72
  4. Subtract the two like fractions:
    24/72 - 36/72 = 24 - 36/72 = -12/72
  5. After reducing the fraction, the answer is -1/6

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