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Subtract 25/63 from 10/84

10/84 - 25/63 is -5/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 63 is 252
  2. For the 1st fraction, since 84 × 3 = 252,
    10/84 = 10 × 3/84 × 3 = 30/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    25/63 = 25 × 4/63 × 4 = 100/252
  4. Subtract the two fractions:
    30/252 - 100/252 = 30 - 100/252 = -70/252
  5. After reducing the fraction, the answer is -5/18

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