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Subtract 27/16 from 5/7

1st number: 5/7, 2nd number: 1 11/16

5/7 - 27/16 is -109/112.

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,
    5/7 = 5 × 16/7 × 16 = 80/112
  3. Likewise, for the 2nd fraction, since 16 × 7 = 112,
    27/16 = 27 × 7/16 × 7 = 189/112
  4. Subtract the two like fractions:
    80/112 - 189/112 = 80 - 189/112 = -109/112

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