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Subtract 25/42 from 10/24

10/24 - 25/42 is -5/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 42 is 168
  2. For the 1st fraction, since 24 × 7 = 168,
    10/24 = 10 × 7/24 × 7 = 70/168
  3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
    25/42 = 25 × 4/42 × 4 = 100/168
  4. Subtract the two fractions:
    70/168 - 100/168 = 70 - 100/168 = -30/168
  5. After reducing the fraction, the answer is -5/28

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