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Subtract 81/56 from 84/4

1st number: 21 0/4, 2nd number: 1 25/56

84/4 - 81/56 is 1095/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 56 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 4 × 14 = 56,
    84/4 = 84 × 14/4 × 14 = 1176/56
  3. Likewise, for the 2nd fraction, since 56 × 1 = 56,
    81/56 = 81 × 1/56 × 1 = 81/56
  4. Subtract the two like fractions:
    1176/56 - 81/56 = 1176 - 81/56 = 1095/56
  5. In mixed form: 1931/56

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