+118608 What is 8 ∙ 10-4 divided by 2 ∙ 102?
$$8\times10-4\div 2 \times102\\\\
=80-2\times102\\\\
=80-204\\\\
=-124$$
I got the same answer as you anonymous but it doesn't help learning take place if you only give an answer.
I don't want to just do this person's homework. I want to give them the chance to learn how it is done. 
+118608 What is 8 ∙ 10-4 divided by 2 ∙ 102?
$$8\times10-4\div 2 \times102\\\\
=80-2\times102\\\\
=80-204\\\\
=-124$$
I got the same answer as you anonymous but it doesn't help learning take place if you only give an answer.
I don't want to just do this person's homework. I want to give them the chance to learn how it is done.
