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Subtract 70/54 from 90/18

1st number: 5 0/18, 2nd number: 1 16/54

90/18 - 70/54 is 100/27.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 54 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 18 × 3 = 54,
    90/18 = 90 × 3/18 × 3 = 270/54
  3. Likewise, for the 2nd fraction, since 54 × 1 = 54,
    70/54 = 70 × 1/54 × 1 = 70/54
  4. Subtract the two like fractions:
    270/54 - 70/54 = 270 - 70/54 = 200/54
  5. After reducing the fraction, the answer is 100/27
  6. In mixed form: 319/27

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