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Subtract 16/9 from 9/30

1st number: 9/30, 2nd number: 1 7/9

9/30 - 16/9 is -133/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 9 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    9/30 = 9 × 3/30 × 3 = 27/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    16/9 = 16 × 10/9 × 10 = 160/90
  4. Subtract the two like fractions:
    27/90 - 160/90 = 27 - 160/90 = -133/90

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