Add the two numbers and divide by two, or find the number which is halfway between the two numbers.
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The difference between arithmetic and geometric mean you can find in the following link: "Calculation of the geometric mean of two numbers".
The arithmetic mean is used in fields like statistics and economics. The arithmetic mean is the average of a group of numbers. It can be used to find test averages for students and in sports to find player averages
502, which is got by adding the two numbers together and dividing by 2.
It is the sum of all of the numbers, divided by the number of numbers. For example, what is the arithmetic mean of this set of numbers: 8, 6, 4, 2 ? Add up the numbers: 8+6+4+2=20. The number of numbers is 4; so divide 20 by 4 to get 5, which is the arithmetic mean.
The arithmetic mean is a weighted mean where each observation is given the same weight.