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Subtract 7/45 from 3/49

3/49 - 7/45 is -208/2205.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 45 is 2205
  2. For the 1st fraction, since 49 × 45 = 2205,
    3/49 = 3 × 45/49 × 45 = 135/2205
  3. Likewise, for the 2nd fraction, since 45 × 49 = 2205,
    7/45 = 7 × 49/45 × 49 = 343/2205
  4. Subtract the two fractions:
    135/2205 - 343/2205 = 135 - 343/2205 = -208/2205

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