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Subtract 45/25 from 27/16

1st number: 1 11/16, 2nd number: 1 20/25

27/16 - 45/25 is -9/80.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 25 is 400

    Next, find the equivalent fraction of both fractional numbers with denominator 400
  2. For the 1st fraction, since 16 × 25 = 400,
    27/16 = 27 × 25/16 × 25 = 675/400
  3. Likewise, for the 2nd fraction, since 25 × 16 = 400,
    45/25 = 45 × 16/25 × 16 = 720/400
  4. Subtract the two like fractions:
    675/400 - 720/400 = 675 - 720/400 = -45/400
  5. After reducing the fraction, the answer is -9/80

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