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Subtract 25/84 from 40/48

40/48 - 25/84 is 15/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 84 is 336

    Next, find the equivalent fraction of both fractional numbers with denominator 336
  2. For the 1st fraction, since 48 × 7 = 336,
    40/48 = 40 × 7/48 × 7 = 280/336
  3. Likewise, for the 2nd fraction, since 84 × 4 = 336,
    25/84 = 25 × 4/84 × 4 = 100/336
  4. Subtract the two like fractions:
    280/336 - 100/336 = 280 - 100/336 = 180/336
  5. After reducing the fraction, the answer is 15/28

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