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Subtract 3/4 from 1/28

1/28 - 3/4 is -5/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 4 is 28
  2. For the 1st fraction, since 28 × 1 = 28,
    1/28 = 1 × 1/28 × 1 = 1/28
  3. Likewise, for the 2nd fraction, since 4 × 7 = 28,
    3/4 = 3 × 7/4 × 7 = 21/28
  4. Subtract the two fractions:
    1/28 - 21/28 = 1 - 21/28 = -20/28
  5. After reducing the fraction, the answer is -5/7

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