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Subtract 8/15 from 7/2

1st number: 3 1/2, 2nd number: 8/15

7/2 - 8/15 is 89/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 15 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 2 × 15 = 30,
    7/2 = 7 × 15/2 × 15 = 105/30
  3. Likewise, for the 2nd fraction, since 15 × 2 = 30,
    8/15 = 8 × 2/15 × 2 = 16/30
  4. Subtract the two like fractions:
    105/30 - 16/30 = 105 - 16/30 = 89/30
  5. In mixed form: 229/30

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