look at the table below.

IN -11-10-9-8-7-6
OUT- 6- 5-4-3-2-1

what is being done to the "IN" numbers
to get the "OUT" numbers?

3 answers

Look at the difference between each of the IN and OUT numbers. What is that difference?
diff is 5, please explain answer
You're right. The difference is 5.

So 5 was subtracted from each of the IN numbers to make the OUT numbers.