Answer:

Step-by-step explanation:
We can substitute the given values of
,
, and
to find the value of this expression.


We know that <em>two negatives make a positive. </em>This means that
will be the same this as 

Adding a negative is the same as subtracting a positive.


Hope this helped!
I think it's 10^-7 hope that helps
Answer:
82%
Step-by-step explanation:
0.82x100=82
=82%
Hope this helps