<span>feel -
(noun)an intuitive awareness"he has a feel for animals" or "it's easy when you get the feel of it";</span>
ANSWER

EXPLANATION
The given expression is

We regroup the numerical parts to get;

Now let us simplify the negative numbers.

We now subtract 19 from 42 to get;

We can't simplify further
Hence the simplest form is:

Answer: 64,307
There you go ;)