-21.49% is the change from 577 to 453
Calculation steps:
[( 453 - 577 ) ÷ 577] x 100 = -21.49%
Formula
Percentage change = [(453 - 577) / 577] x 100
Subtract the new number by the original number
453 - 577 = -124
-124 ÷ 577 = -0.21490467937608318
-0.21490467937608318 x 100 = -21.49%