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Subtract 1/7 from 3/4

3/4 - 1/7 is 17/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 7 is 28
  2. For the 1st fraction, since 4 × 7 = 28,
    3/4 = 3 × 7/4 × 7 = 21/28
  3. Likewise, for the 2nd fraction, since 7 × 4 = 28,
    1/7 = 1 × 4/7 × 4 = 4/28
  4. Subtract the two fractions:
    21/28 - 4/28 = 21 - 4/28 = 17/28

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