Why do you need to find the number that is half way between zero and 1 1/2

0.75

Step-by-step explanation:

0+7.5=7.5

1.5-7.5=7.5

3/4

Step-by-step explanation:

That sounds like a good and interesting question. The key here is to learn and know how to find the number halfway between 0 and 1 1/2.

In other words, find the number halfway between 0 and 3/2. Half of the distance between these two numbers is 3/4. This is the desired number.