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Subtract 15/18 from 1/10

1/10 - 15/18 is -11/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 10 × 9 = 90,
    1/10 = 1 × 9/10 × 9 = 9/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    15/18 = 15 × 5/18 × 5 = 75/90
  4. Subtract the two like fractions:
    9/90 - 75/90 = 9 - 75/90 = -66/90
  5. After reducing the fraction, the answer is -11/15

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