Respuesta :

All you have to do to calculate the mean average is add the values of the numbers together and then divide that sum by the number of numbers :D.

So in this case:
766 + 878 = 1644
1644 / 2 = 822

The average of these two numbers is 822.
Steel42
I can help you today, 766 + 878 = 1644 divided by 2 = 822
You can find the average by:
1. add the two numbers or how many there is
2. divide the sum of the two numbers by 2
3. Now you have you answer
Remember this when you see another question like this
Hope this helps you :)

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