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Subtract 90/14 from 28/5

1st number: 5 3/5, 2nd number: 6 6/14

28/5 - 90/14 is -29/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 14 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 5 × 14 = 70,
    28/5 = 28 × 14/5 × 14 = 392/70
  3. Likewise, for the 2nd fraction, since 14 × 5 = 70,
    90/14 = 90 × 5/14 × 5 = 450/70
  4. Subtract the two like fractions:
    392/70 - 450/70 = 392 - 450/70 = -58/70
  5. After reducing the fraction, the answer is -29/35

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