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Subtract 18/49 from 45/64

45/64 - 18/49 is 1053/3136.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 64 and 49 is 3136

    Next, find the equivalent fraction of both fractional numbers with denominator 3136
  2. For the 1st fraction, since 64 × 49 = 3136,
    45/64 = 45 × 49/64 × 49 = 2205/3136
  3. Likewise, for the 2nd fraction, since 49 × 64 = 3136,
    18/49 = 18 × 64/49 × 64 = 1152/3136
  4. Subtract the two like fractions:
    2205/3136 - 1152/3136 = 2205 - 1152/3136 = 1053/3136

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