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Subtract 63/16 from 18/12

1st number: 1 6/12, 2nd number: 3 15/16

18/12 - 63/16 is -39/16.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 16 is 48
  2. For the 1st fraction, since 12 × 4 = 48,
    18/12 = 18 × 4/12 × 4 = 72/48
  3. Likewise, for the 2nd fraction, since 16 × 3 = 48,
    63/16 = 63 × 3/16 × 3 = 189/48
  4. Subtract the two fractions:
    72/48 - 189/48 = 72 - 189/48 = -117/48
  5. After reducing the fraction, the answer is -39/16

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