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Subtract 15/10 from 1/15

1st number: 1/15, 2nd number: 1 5/10

1/15 - 15/10 is -43/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 10 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 15 × 2 = 30,
    1/15 = 1 × 2/15 × 2 = 2/30
  3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
    15/10 = 15 × 3/10 × 3 = 45/30
  4. Subtract the two like fractions:
    2/30 - 45/30 = 2 - 45/30 = -43/30

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