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Subtract 84/40 from 1/9

1st number: 1/9, 2nd number: 2 4/40

1/9 - 84/40 is -179/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 9 × 40 = 360,
    1/9 = 1 × 40/9 × 40 = 40/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    84/40 = 84 × 9/40 × 9 = 756/360
  4. Subtract the two like fractions:
    40/360 - 756/360 = 40 - 756/360 = -716/360
  5. After reducing the fraction, the answer is -179/90

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