-32.95% is the change from 962 to 645
Calculation steps:
[( 645 - 962 ) ÷ 962] x 100 = -32.95%
Formula
Percentage change = [(645 - 962) / 962] x 100
Subtract the new number by the original number
645 - 962 = -317
-317 ÷ 962 = -0.3295218295218295
-0.3295218295218295 x 100 = -32.95%