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Subtract 7/10 from 3/5

3/5 - 7/10 is -1/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 10 is 10
  2. For the 1st fraction, since 5 × 2 = 10,
    3/5 = 3 × 2/5 × 2 = 6/10
  3. Likewise, for the 2nd fraction, since 10 × 1 = 10,
    7/10 = 7 × 1/10 × 1 = 7/10
  4. Subtract the two fractions:
    6/10 - 7/10 = 6 - 7/10 = -1/10

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