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Subtract 24/5 from 30/20

1st number: 1 10/20, 2nd number: 4 4/5

30/20 - 24/5 is -33/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 5 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    30/20 = 30 × 1/20 × 1 = 30/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    24/5 = 24 × 4/5 × 4 = 96/20
  4. Subtract the two like fractions:
    30/20 - 96/20 = 30 - 96/20 = -66/20
  5. After reducing the fraction, the answer is -33/10

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