-20.45% is the change from 577 to 459
Calculation steps:
[( 459 - 577 ) ÷ 577] x 100 = -20.45%
Formula
Percentage change = [(459 - 577) / 577] x 100
Subtract the new number by the original number
459 - 577 = -118
-118 ÷ 577 = -0.2045060658578856
-0.2045060658578856 x 100 = -20.45%