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Subtract 63/16 from 1/7

1st number: 1/7, 2nd number: 3 15/16

1/7 - 63/16 is -425/112.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 16 is 112

    Next, find the equivalent fraction of both fractional numbers with denominator 112
  2. For the 1st fraction, since 7 × 16 = 112,
    1/7 = 1 × 16/7 × 16 = 16/112
  3. Likewise, for the 2nd fraction, since 16 × 7 = 112,
    63/16 = 63 × 7/16 × 7 = 441/112
  4. Subtract the two like fractions:
    16/112 - 441/112 = 16 - 441/112 = -425/112

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