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Subtract 3/15 from 6/28

6/28 - 3/15 is 1/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 15 is 420
  2. For the 1st fraction, since 28 × 15 = 420,
    6/28 = 6 × 15/28 × 15 = 90/420
  3. Likewise, for the 2nd fraction, since 15 × 28 = 420,
    3/15 = 3 × 28/15 × 28 = 84/420
  4. Subtract the two fractions:
    90/420 - 84/420 = 90 - 84/420 = 6/420
  5. After reducing the fraction, the answer is 1/70

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