-34.09% is the change from 965 to 636
Calculation steps:
[( 636 - 965 ) ÷ 965] x 100 = -34.09%
Formula
Percentage change = [(636 - 965) / 965] x 100
Subtract the new number by the original number
636 - 965 = -329
-329 ÷ 965 = -0.34093264248704663
-0.34093264248704663 x 100 = -34.09%