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Subtract 28/18 from 27/5

1st number: 5 2/5, 2nd number: 1 10/18

27/5 - 28/18 is 173/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 5 × 18 = 90,
    27/5 = 27 × 18/5 × 18 = 486/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    28/18 = 28 × 5/18 × 5 = 140/90
  4. Subtract the two like fractions:
    486/90 - 140/90 = 486 - 140/90 = 346/90
  5. After reducing the fraction, the answer is 173/45
  6. In mixed form: 338/45

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