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Subtract 90/40 from 5/9

1st number: 5/9, 2nd number: 2 10/40

5/9 - 90/40 is -61/36.

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,
    5/9 = 5 × 40/9 × 40 = 200/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    90/40 = 90 × 9/40 × 9 = 810/360
  4. Subtract the two like fractions:
    200/360 - 810/360 = 200 - 810/360 = -610/360
  5. After reducing the fraction, the answer is -61/36

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