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Subtract 7/90 from 1/50

1/50 - 7/90 is -13/225.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 90 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 50 × 9 = 450,
    1/50 = 1 × 9/50 × 9 = 9/450
  3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
    7/90 = 7 × 5/90 × 5 = 35/450
  4. Subtract the two like fractions:
    9/450 - 35/450 = 9 - 35/450 = -26/450
  5. After reducing the fraction, the answer is -13/225

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