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Subtract 49/16 from 12/15

1st number: 12/15, 2nd number: 3 1/16

12/15 - 49/16 is -181/80.

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,
    49/16 = 49 × 15/16 × 15 = 735/240
  4. Subtract the two like fractions:
    192/240 - 735/240 = 192 - 735/240 = -543/240
  5. After reducing the fraction, the answer is -181/80

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