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Subtract 4/8 from 4/30

4/30 - 4/8 is -11/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 8 is 120
  2. For the 1st fraction, since 30 × 4 = 120,
    4/30 = 4 × 4/30 × 4 = 16/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    4/8 = 4 × 15/8 × 15 = 60/120
  4. Subtract the two fractions:
    16/120 - 60/120 = 16 - 60/120 = -44/120
  5. After reducing the fraction, the answer is -11/30

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