Question

Help me I want to understand this finnall part

Answer 1

The answer would be 15.41.............................

Answer 2

6.7 x  -2.3
You would multiply this just like any other multiplication question. 
There is some work of course, but I'm not going to write it out here...
You are going to end up with -15.41, which is already rounded to the nearest hundredth.

Hope this helped :)