What are the possible four digit numbers between 8.6 and 8.7

Are you talking about 8.611, 8.612, 8.613, etc.?

It can also include 8.601, 8.602, etc.

To find the possible four-digit numbers between 8.6 and 8.7, we first need to determine the range of numbers that fall between these two values.

The number 8.6 can be written as 8 + 6/10, and the number 8.7 can be written as 8 + 7/10.

To obtain the smallest four-digit number, we need to find the smallest integer greater than or equal to 8.6; in this case, it is 9.

To obtain the largest four-digit number, we need to find the largest integer less than 8.7; in this case, it is 8.

Therefore, the possible four-digit numbers between 8.6 and 8.7 are any number from 9000 to 8999.