So the blue point is -10 but then it says it’s far from 10 confused

This number line is counting by 5's. Each dash is valued 5 numbers.
The blue point would be -10. Even though on this number line -10 visually looks "close" to 10, it isn't. They are 20 numbers apart.
Hope this helped!
~Just a girl in love with Shawn Mendes