Border's Bookstore ordered 800 art books. On verifying the order, only 160 books were actually received. The percent of the order missing was:

Question

anonymous · Answer

How do you think we should do it?

anonymous · Answer

I suggest we begin by  finding  out how many books are missing

anonymous · Answer

the answer i got for this was 6.4

anonymous · Answer

just not sure if it was right

anonymous · Answer

thats definetly not right

anonymous · Answer

not being mean but does 6.4 make sense as an answer?

anonymous · Answer

there are 640 books missing so 640/100 is 6.4%

anonymous · Answer

yes that true, but we are looking for the percentage of books missing from the total order

anonymous · Answer

160/800=books that showed up 
100-books that showed up= books missing

anonymous · Answer

99.8

anonymous · Answer

ok i'm sorry i wasn't very clear it's 80%