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Subtract 28/90 from 1/14

1/14 - 28/90 is -151/630.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 14 × 45 = 630,
    1/14 = 1 × 45/14 × 45 = 45/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    28/90 = 28 × 7/90 × 7 = 196/630
  4. Subtract the two like fractions:
    45/630 - 196/630 = 45 - 196/630 = -151/630

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