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Subtract 3/64 from 18/7

1st number: 2 4/7, 2nd number: 3/64

18/7 - 3/64 is 1131/448.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 64 is 448

    Next, find the equivalent fraction of both fractional numbers with denominator 448
  2. For the 1st fraction, since 7 × 64 = 448,
    18/7 = 18 × 64/7 × 64 = 1152/448
  3. Likewise, for the 2nd fraction, since 64 × 7 = 448,
    3/64 = 3 × 7/64 × 7 = 21/448
  4. Subtract the two like fractions:
    1152/448 - 21/448 = 1152 - 21/448 = 1131/448
  5. In mixed form: 2235/448

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