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Subtract 16/21 from 8/48

8/48 - 16/21 is -25/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 21 is 336

    Next, find the equivalent fraction of both fractional numbers with denominator 336
  2. For the 1st fraction, since 48 × 7 = 336,
    8/48 = 8 × 7/48 × 7 = 56/336
  3. Likewise, for the 2nd fraction, since 21 × 16 = 336,
    16/21 = 16 × 16/21 × 16 = 256/336
  4. Subtract the two like fractions:
    56/336 - 256/336 = 56 - 256/336 = -200/336
  5. After reducing the fraction, the answer is -25/42

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