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Subtract 9/18 from 7/2

1st number: 3 1/2, 2nd number: 9/18

7/2 - 9/18 is 3/1.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 18 is 18

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 2 × 9 = 18,
    7/2 = 7 × 9/2 × 9 = 63/18
  3. Likewise, for the 2nd fraction, since 18 × 1 = 18,
    9/18 = 9 × 1/18 × 1 = 9/18
  4. Subtract the two like fractions:
    63/18 - 9/18 = 63 - 9/18 = 54/18
  5. After reducing the fraction, the answer is 3/1

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