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Subtract 3/7 from 2/10

2/10 - 3/7 is -8/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 7 is 70
  2. For the 1st fraction, since 10 × 7 = 70,
    2/10 = 2 × 7/10 × 7 = 14/70
  3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
    3/7 = 3 × 10/7 × 10 = 30/70
  4. Subtract the two fractions:
    14/70 - 30/70 = 14 - 30/70 = -16/70
  5. After reducing the fraction, the answer is -8/35

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