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Subtract 15/10 from 1/9

1st number: 1/9, 2nd number: 1 5/10

1/9 - 15/10 is -25/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 10 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 9 × 10 = 90,
    1/9 = 1 × 10/9 × 10 = 10/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    15/10 = 15 × 9/10 × 9 = 135/90
  4. Subtract the two like fractions:
    10/90 - 135/90 = 10 - 135/90 = -125/90
  5. After reducing the fraction, the answer is -25/18

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