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Subtract 3/12 from 49/20

1st number: 2 9/20, 2nd number: 3/12

49/20 - 3/12 is 11/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 12 is 60
  2. For the 1st fraction, since 20 × 3 = 60,
    49/20 = 49 × 3/20 × 3 = 147/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    3/12 = 3 × 5/12 × 5 = 15/60
  4. Subtract the two fractions:
    147/60 - 15/60 = 147 - 15/60 = 132/60
  5. After reducing the fraction, the answer is 11/5
  6. In mixed form: 21/5

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