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Subtract 5/64 from 20/10

1st number: 2 0/10, 2nd number: 5/64

20/10 - 5/64 is 123/64.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 64 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 10 × 32 = 320,
    20/10 = 20 × 32/10 × 32 = 640/320
  3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
    5/64 = 5 × 5/64 × 5 = 25/320
  4. Subtract the two like fractions:
    640/320 - 25/320 = 640 - 25/320 = 615/320
  5. After reducing the fraction, the answer is 123/64
  6. In mixed form: 159/64

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