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Subtract 12/45 from 4/12

4/12 - 12/45 is 1/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 12 × 15 = 180,
    4/12 = 4 × 15/12 × 15 = 60/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    12/45 = 12 × 4/45 × 4 = 48/180
  4. Subtract the two like fractions:
    60/180 - 48/180 = 60 - 48/180 = 12/180
  5. After reducing the fraction, the answer is 1/15

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