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Subtract 49/20 from 12/24

1st number: 12/24, 2nd number: 2 9/20

12/24 - 49/20 is -39/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 20 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 24 × 5 = 120,
    12/24 = 12 × 5/24 × 5 = 60/120
  3. Likewise, for the 2nd fraction, since 20 × 6 = 120,
    49/20 = 49 × 6/20 × 6 = 294/120
  4. Subtract the two like fractions:
    60/120 - 294/120 = 60 - 294/120 = -234/120
  5. After reducing the fraction, the answer is -39/20

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