Halfway between 30 and 80 is (30 + 80) ÷ 2 = 55.
Well, isn't that a happy little question! To find the number halfway between 11 and 19, you simply add them together and divide by 2. So, 11 + 19 is 30, and half of 30 is 15. There you go, right in the middle, a beautiful number 15 just waiting to be discovered.
The number halfway between two numbers is the average of those two numbers. In this case, the average of 30 and 60 is (30 + 60) / 2 = 45. So, the number halfway between 30 and 60 is 45.
It is 25
15
Halfway between 30 and 80 is (30 + 80) ÷ 2 = 55.
It is 23.5, which is the value halfway between the two middle values.
11.5 is halfway between 8 and 15
Well, isn't that a happy little question! To find the number halfway between 11 and 19, you simply add them together and divide by 2. So, 11 + 19 is 30, and half of 30 is 15. There you go, right in the middle, a beautiful number 15 just waiting to be discovered.
It is: 55
The halfway number is (15 + 129) /2 = 144/2 = 72
15
-5
It is 15
50
It is 25
It is: 30