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Subtract 3/90 from 14/20

14/20 - 3/90 is 2/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    14/20 = 14 × 9/20 × 9 = 126/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    3/90 = 3 × 2/90 × 2 = 6/180
  4. Subtract the two like fractions:
    126/180 - 6/180 = 126 - 6/180 = 120/180
  5. After reducing the fraction, the answer is 2/3

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