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Subtract 15/84 from 6/15

6/15 - 15/84 is 31/140.

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,
    6/15 = 6 × 28/15 × 28 = 168/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    15/84 = 15 × 5/84 × 5 = 75/420
  4. Subtract the two like fractions:
    168/420 - 75/420 = 168 - 75/420 = 93/420
  5. After reducing the fraction, the answer is 31/140

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