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Subtract 6/90 from 49/64

49/64 - 6/90 is 671/960.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 64 and 90 is 2880

    Next, find the equivalent fraction of both fractional numbers with denominator 2880
  2. For the 1st fraction, since 64 × 45 = 2880,
    49/64 = 49 × 45/64 × 45 = 2205/2880
  3. Likewise, for the 2nd fraction, since 90 × 32 = 2880,
    6/90 = 6 × 32/90 × 32 = 192/2880
  4. Subtract the two like fractions:
    2205/2880 - 192/2880 = 2205 - 192/2880 = 2013/2880
  5. After reducing the fraction, the answer is 671/960

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