Average Of 9 And 12
What is the average of 2 numbers : 9 And 12
How to do ?
Let's add these 2 numbers :
9 + 12 = 21
And then to find average, we have to find center point of the summation of these 2 numbers : 21, so let's divide 21 to 2 .
21 / 2 = 10.5
Answer = 10.5
Average of 9 and 12 is 10.5