Question

This method of solving this sum is too difficult for me( use so......that)

Answer 1

This method of solving this sum is so difficult that I cannot use it.

Answer 2

The method of solving this sum is so difficult that I cannot solve it .

DETAILS :

Whenever there is "too" we can replace with "so that ".

This should be done so that the meaning of the sentence is not changed.

Also the punctuation marks should be correct .