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Subtract 5/10 from 3/8

3/8 - 5/10 is -1/8.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 10 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    3/8 = 3 × 5/8 × 5 = 15/40
  3. Likewise, for the 2nd fraction, since 10 × 4 = 40,
    5/10 = 5 × 4/10 × 4 = 20/40
  4. Subtract the two like fractions:
    15/40 - 20/40 = 15 - 20/40 = -5/40
  5. After reducing the fraction, the answer is -1/8

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