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Subtract 10/18 from 4/25

4/25 - 10/18 is -89/225.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 18 is 450
  2. For the 1st fraction, since 25 × 18 = 450,
    4/25 = 4 × 18/25 × 18 = 72/450
  3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
    10/18 = 10 × 25/18 × 25 = 250/450
  4. Subtract the two fractions:
    72/450 - 250/450 = 72 - 250/450 = -178/450
  5. After reducing the fraction, the answer is -89/225

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