Answer:
-64.5
Step-by-step explanation:
Between -64 and -66, there are 3 marks.
The difference between -64 and -66 is 2 units.
The mark right in the middle corresponds to -65 which is 1 unit from both -64 and -66.
The dot is right in the middle of -64 and -65, so it corresponds to -64.5.
