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Subtract 6/40 from 10/15

10/15 - 6/40 is 31/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 15 × 8 = 120,
    10/15 = 10 × 8/15 × 8 = 80/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    6/40 = 6 × 3/40 × 3 = 18/120
  4. Subtract the two like fractions:
    80/120 - 18/120 = 80 - 18/120 = 62/120
  5. After reducing the fraction, the answer is 31/60

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