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Subtract 9/49 from 16/20

16/20 - 9/49 is 151/245.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 49 is 980
  2. For the 1st fraction, since 20 × 49 = 980,
    16/20 = 16 × 49/20 × 49 = 784/980
  3. Likewise, for the 2nd fraction, since 49 × 20 = 980,
    9/49 = 9 × 20/49 × 20 = 180/980
  4. Subtract the two fractions:
    784/980 - 180/980 = 784 - 180/980 = 604/980
  5. After reducing the fraction, the answer is 151/245

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