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Subtract 6/70 from 3/49

3/49 - 6/70 is -6/245.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 70 is 490
  2. For the 1st fraction, since 49 × 10 = 490,
    3/49 = 3 × 10/49 × 10 = 30/490
  3. Likewise, for the 2nd fraction, since 70 × 7 = 490,
    6/70 = 6 × 7/70 × 7 = 42/490
  4. Subtract the two fractions:
    30/490 - 42/490 = 30 - 42/490 = -12/490
  5. After reducing the fraction, the answer is -6/245

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