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Subtract 7/18 from 90/2

1st number: 45 0/2, 2nd number: 7/18

90/2 - 7/18 is 803/18.

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,
    90/2 = 90 × 9/2 × 9 = 810/18
  3. Likewise, for the 2nd fraction, since 18 × 1 = 18,
    7/18 = 7 × 1/18 × 1 = 7/18
  4. Subtract the two like fractions:
    810/18 - 7/18 = 810 - 7/18 = 803/18
  5. In mixed form: 4411/18

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