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Subtract 16/30 from 5/15

5/15 - 16/30 is -1/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 30 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 15 × 2 = 30,
    5/15 = 5 × 2/15 × 2 = 10/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    16/30 = 16 × 1/30 × 1 = 16/30
  4. Subtract the two like fractions:
    10/30 - 16/30 = 10 - 16/30 = -6/30
  5. After reducing the fraction, the answer is -1/5

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