Answers

Subtract 5/64 from 4/42

4/42 - 5/64 is 23/1344.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 64 is 1344
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1344
2. For the 1st fraction, since 42 × 32 = 1344,
   4/42 = 4 × 32/42 × 32 = 128/1344
3. Likewise, for the 2nd fraction, since 64 × 21 = 1344,
   5/64 = 5 × 21/64 × 21 = 105/1344
4. Subtract the two like fractions:
   128/1344 - 105/1344 = 128 - 105/1344 = 23/1344

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