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Subtract 30/50 from 7/12

7/12 - 30/50 is -1/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 50 is 300

    Next, find the equivalent fraction of both fractional numbers with denominator 300
  2. For the 1st fraction, since 12 × 25 = 300,
    7/12 = 7 × 25/12 × 25 = 175/300
  3. Likewise, for the 2nd fraction, since 50 × 6 = 300,
    30/50 = 30 × 6/50 × 6 = 180/300
  4. Subtract the two like fractions:
    175/300 - 180/300 = 175 - 180/300 = -5/300
  5. After reducing the fraction, the answer is -1/60

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