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Subtract 5/27 from 90/28

1st number: 3 6/28, 2nd number: 5/27

90/28 - 5/27 is 1145/378.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 27 is 756

    Next, find the equivalent fraction of both fractional numbers with denominator 756
  2. For the 1st fraction, since 28 × 27 = 756,
    90/28 = 90 × 27/28 × 27 = 2430/756
  3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
    5/27 = 5 × 28/27 × 28 = 140/756
  4. Subtract the two like fractions:
    2430/756 - 140/756 = 2430 - 140/756 = 2290/756
  5. After reducing the fraction, the answer is 1145/378
  6. In mixed form: 311/378

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