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Subtract 70/27 from 90/9

1st number: 10 0/9, 2nd number: 2 16/27

90/9 - 70/27 is 200/27.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 27 is 27

    Next, find the equivalent fraction of both fractional numbers with denominator 27
  2. For the 1st fraction, since 9 × 3 = 27,
    90/9 = 90 × 3/9 × 3 = 270/27
  3. Likewise, for the 2nd fraction, since 27 × 1 = 27,
    70/27 = 70 × 1/27 × 1 = 70/27
  4. Subtract the two like fractions:
    270/27 - 70/27 = 270 - 70/27 = 200/27
  5. In mixed form: 711/27

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