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Subtract 10/15 from 2/8

2/8 - 10/15 is -5/12.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 15 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 8 × 15 = 120,
    2/8 = 2 × 15/8 × 15 = 30/120
  3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
    10/15 = 10 × 8/15 × 8 = 80/120
  4. Subtract the two like fractions:
    30/120 - 80/120 = 30 - 80/120 = -50/120
  5. After reducing the fraction, the answer is -5/12

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