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Subtract 5/9 from 2/20

2/20 - 5/9 is -41/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 9 is 180
  2. For the 1st fraction, since 20 × 9 = 180,
    2/20 = 2 × 9/20 × 9 = 18/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    5/9 = 5 × 20/9 × 20 = 100/180
  4. Subtract the two fractions:
    18/180 - 100/180 = 18 - 100/180 = -82/180
  5. After reducing the fraction, the answer is -41/90

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