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Subtract 84/5 from 5/90

1st number: 5/90, 2nd number: 16 4/5

5/90 - 84/5 is -1507/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 5 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    5/90 = 5 × 1/90 × 1 = 5/90
  3. Likewise, for the 2nd fraction, since 5 × 18 = 90,
    84/5 = 84 × 18/5 × 18 = 1512/90
  4. Subtract the two like fractions:
    5/90 - 1512/90 = 5 - 1512/90 = -1507/90

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