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Subtract 12/9 from 50/20

1st number: 2 10/20, 2nd number: 1 3/9

50/20 - 12/9 is 7/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 9 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    50/20 = 50 × 9/20 × 9 = 450/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    12/9 = 12 × 20/9 × 20 = 240/180
  4. Subtract the two like fractions:
    450/180 - 240/180 = 450 - 240/180 = 210/180
  5. After reducing the fraction, the answer is 7/6
  6. In mixed form: 11/6

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