Answer:
6
Explanation:
It's a number line notation
The value for the shorter arrow is 3 units.
(That's is from ,7,6,5)
The value for the longer arrow is 9 units
(That is the value reading from 0,1,2,3,4,5,6,7,8,9)
Note that, each vertical calibrations represents a unit.
Long arrow= 9
Short arrow = 3
Difference = 9-3
Difference = 6