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Subtract 5/20 from 54/30

1st number: 1 24/30, 2nd number: 5/20

54/30 - 5/20 is 31/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 20 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 30 × 2 = 60,
    54/30 = 54 × 2/30 × 2 = 108/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    5/20 = 5 × 3/20 × 3 = 15/60
  4. Subtract the two like fractions:
    108/60 - 15/60 = 108 - 15/60 = 93/60
  5. After reducing the fraction, the answer is 31/20
  6. In mixed form: 111/20

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