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Subtract 8/16 from 12/15

12/15 - 8/16 is 3/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 16 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    12/15 = 12 × 16/15 × 16 = 192/240
  3. Likewise, for the 2nd fraction, since 16 × 15 = 240,
    8/16 = 8 × 15/16 × 15 = 120/240
  4. Subtract the two like fractions:
    192/240 - 120/240 = 192 - 120/240 = 72/240
  5. After reducing the fraction, the answer is 3/10

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