-47.49% is the change from 958 to 503
Calculation steps:
[( 503 - 958 ) ÷ 958] x 100 = -47.49%
Formula
Percentage change = [(503 - 958) / 958] x 100
Subtract the new number by the original number
503 - 958 = -455
-455 ÷ 958 = -0.47494780793319413
-0.47494780793319413 x 100 = -47.49%