It is 15, the number halfway between the two middle numbers.
11.5 is halfway between 8 and 15
It is 13.5 which is the value halfway between the two middle values 12 and 15.
14.5
It is 15
It is 15.5, the value halfway between the two middle numbers.
It is 15, the number halfway between the two middle numbers.
11.5 is halfway between 8 and 15
10 is the number halfway between -5 and 15.It is: 5
It is 13.5 which is the value halfway between the two middle values 12 and 15.
17.5
14.5
The halfway number is (15 + 129) /2 = 144/2 = 72
15
-5
It is 15
Halfway between 15 and 30 is the average of the two numbers. To find the average, you add the two numbers together and then divide by 2. In this case, (15 + 30) / 2 = 45 / 2 = 22.5. Therefore, 22.5 is halfway between 15 and 30.