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Subtract 60/70 from 8/15

8/15 - 60/70 is -34/105.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 70 is 210
  2. For the 1st fraction, since 15 × 14 = 210,
    8/15 = 8 × 14/15 × 14 = 112/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    60/70 = 60 × 3/70 × 3 = 180/210
  4. Subtract the two fractions:
    112/210 - 180/210 = 112 - 180/210 = -68/210
  5. After reducing the fraction, the answer is -34/105

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