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Subtract 8/5 from 25/2

1st number: 12 1/2, 2nd number: 1 3/5

25/2 - 8/5 is 109/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 5 is 10

    Next, find the equivalent fraction of both fractional numbers with denominator 10
  2. For the 1st fraction, since 2 × 5 = 10,
    25/2 = 25 × 5/2 × 5 = 125/10
  3. Likewise, for the 2nd fraction, since 5 × 2 = 10,
    8/5 = 8 × 2/5 × 2 = 16/10
  4. Subtract the two like fractions:
    125/10 - 16/10 = 125 - 16/10 = 109/10
  5. In mixed form: 109/10

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