To write .010 as a fraction you have to write .010 as numerator and put 1 as the denominator. Now you multiply numerator and denominator by 10 as long as you get in numerator the whole number.
You have to firstly add all the numbers. That will give you482.6. Then divide that number by the amount of numbers in the list: 482.6 / 5. That gives you 96.52.