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Subtract 12/5 from 63/16

1st number: 3 15/16, 2nd number: 2 2/5

63/16 - 12/5 is 123/80.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 5 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    63/16 = 63 × 5/16 × 5 = 315/80
  3. Likewise, for the 2nd fraction, since 5 × 16 = 80,
    12/5 = 12 × 16/5 × 16 = 192/80
  4. Subtract the two like fractions:
    315/80 - 192/80 = 315 - 192/80 = 123/80
  5. In mixed form: 143/80

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