-35.64% is the change from 968 to 623
Calculation steps:
[( 623 - 968 ) ÷ 968] x 100 = -35.64%
Formula
Percentage change = [(623 - 968) / 968] x 100
Subtract the new number by the original number
623 - 968 = -345
-345 ÷ 968 = -0.35640495867768596
-0.35640495867768596 x 100 = -35.64%