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Subtract 6/84 from 1/15

1/15 - 6/84 is -1/210.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 15 × 28 = 420,
    1/15 = 1 × 28/15 × 28 = 28/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    6/84 = 6 × 5/84 × 5 = 30/420
  4. Subtract the two like fractions:
    28/420 - 30/420 = 28 - 30/420 = -2/420
  5. After reducing the fraction, the answer is -1/210

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