-40.08% is the change from 963 to 577
Calculation steps:
[( 577 - 963 ) ÷ 963] x 100 = -40.08%
Formula
Percentage change = [(577 - 963) / 963] x 100
Subtract the new number by the original number
577 - 963 = -386
-386 ÷ 963 = -0.40083073727933544
-0.40083073727933544 x 100 = -40.08%