Answers

Subtract 18/49 from 54/64

54/64 - 18/49 is 747/1568.

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,
   54/64 = 54 × 49/64 × 49 = 2646/3136
3. Likewise, for the 2nd fraction, since 49 × 64 = 3136,
   18/49 = 18 × 64/49 × 64 = 1152/3136
4. Subtract the two like fractions:
   2646/3136 - 1152/3136 = 2646 - 1152/3136 = 1494/3136
5. After reducing the fraction, the answer is 747/1568

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