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Subtract 3/90 from 16/49

16/49 - 3/90 is 431/1470.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 90 is 4410

    Next, find the equivalent fraction of both fractional numbers with denominator 4410
  2. For the 1st fraction, since 49 × 90 = 4410,
    16/49 = 16 × 90/49 × 90 = 1440/4410
  3. Likewise, for the 2nd fraction, since 90 × 49 = 4410,
    3/90 = 3 × 49/90 × 49 = 147/4410
  4. Subtract the two like fractions:
    1440/4410 - 147/4410 = 1440 - 147/4410 = 1293/4410
  5. After reducing the fraction, the answer is 431/1470

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