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Subtract 28/9 from 5/15

1st number: 5/15, 2nd number: 3 1/9

5/15 - 28/9 is -25/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 15 × 3 = 45,
    5/15 = 5 × 3/15 × 3 = 15/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    28/9 = 28 × 5/9 × 5 = 140/45
  4. Subtract the two like fractions:
    15/45 - 140/45 = 15 - 140/45 = -125/45
  5. After reducing the fraction, the answer is -25/9

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