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Subtract 4/20 from 45/48

45/48 - 4/20 is 59/80.

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,
    45/48 = 45 × 5/48 × 5 = 225/240
  3. Likewise, for the 2nd fraction, since 20 × 12 = 240,
    4/20 = 4 × 12/20 × 12 = 48/240
  4. Subtract the two like fractions:
    225/240 - 48/240 = 225 - 48/240 = 177/240
  5. After reducing the fraction, the answer is 59/80

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