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Subtract 7/9 from 12/60

12/60 - 7/9 is -26/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 9 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 60 × 3 = 180,
    12/60 = 12 × 3/60 × 3 = 36/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    7/9 = 7 × 20/9 × 20 = 140/180
  4. Subtract the two like fractions:
    36/180 - 140/180 = 36 - 140/180 = -104/180
  5. After reducing the fraction, the answer is -26/45

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