Answers

Subtract 15/64 from 28/84

28/84 - 15/64 is 19/192.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 64 is 1344
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1344
2. For the 1st fraction, since 84 × 16 = 1344,
   28/84 = 28 × 16/84 × 16 = 448/1344
3. Likewise, for the 2nd fraction, since 64 × 21 = 1344,
   15/64 = 15 × 21/64 × 21 = 315/1344
4. Subtract the two like fractions:
   448/1344 - 315/1344 = 448 - 315/1344 = 133/1344
5. After reducing the fraction, the answer is 19/192

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