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Subtract 64/90 from 6/50

6/50 - 64/90 is -133/225.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 90 is 450
  2. For the 1st fraction, since 50 × 9 = 450,
    6/50 = 6 × 9/50 × 9 = 54/450
  3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
    64/90 = 64 × 5/90 × 5 = 320/450
  4. Subtract the two fractions:
    54/450 - 320/450 = 54 - 320/450 = -266/450
  5. After reducing the fraction, the answer is -133/225

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