Answers

Subtract 28/64 from 16/98

16/98 - 28/64 is -215/784.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 64 is 3136
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3136
2. For the 1st fraction, since 98 × 32 = 3136,
   16/98 = 16 × 32/98 × 32 = 512/3136
3. Likewise, for the 2nd fraction, since 64 × 49 = 3136,
   28/64 = 28 × 49/64 × 49 = 1372/3136
4. Subtract the two like fractions:
   512/3136 - 1372/3136 = 512 - 1372/3136 = -860/3136
5. After reducing the fraction, the answer is -215/784

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