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Subtract 15/9 from 1/5

1st number: 1/5, 2nd number: 1 6/9

1/5 - 15/9 is -22/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 9 is 45
  2. For the 1st fraction, since 5 × 9 = 45,
    1/5 = 1 × 9/5 × 9 = 9/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    15/9 = 15 × 5/9 × 5 = 75/45
  4. Subtract the two fractions:
    9/45 - 75/45 = 9 - 75/45 = -66/45
  5. After reducing the fraction, the answer is -22/15

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