You have to add those two numbers then divide them by 2. The reason you divide by 2 is because they're two numbers.
divide the two numbers then divide
Add the two numbers and divide that by two.
When you divide two numbers the answer is the quotient.
-- Add the two numbers. -- Divide that total by two.
A quotient
The quotient
multiply them and divide by two
The answer is the quotient of the divided numbers
yes
You add the two numbers, and divide the result by 2.
Since 17 is a prime number - the only two numbers that will divide into it exactly are 1 & 17 !