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Subtract 25/20 from 3/48

1st number: 3/48, 2nd number: 1 5/20

3/48 - 25/20 is -19/16.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 20 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 48 × 5 = 240,
    3/48 = 3 × 5/48 × 5 = 15/240
  3. Likewise, for the 2nd fraction, since 20 × 12 = 240,
    25/20 = 25 × 12/20 × 12 = 300/240
  4. Subtract the two like fractions:
    15/240 - 300/240 = 15 - 300/240 = -285/240
  5. After reducing the fraction, the answer is -19/16

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