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Subtract 10/30 from 4/10

4/10 - 10/30 is 1/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 30 is 30
  2. For the 1st fraction, since 10 × 3 = 30,
    4/10 = 4 × 3/10 × 3 = 12/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    10/30 = 10 × 1/30 × 1 = 10/30
  4. Subtract the two fractions:
    12/30 - 10/30 = 12 - 10/30 = 2/30
  5. After reducing the fraction, the answer is 1/15

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