-51.79% is the change from 948 to 457
Calculation steps:
[( 457 - 948 ) ÷ 948] x 100 = -51.79%
Formula
Percentage change = [(457 - 948) / 948] x 100
Subtract the new number by the original number
457 - 948 = -491
-491 ÷ 948 = -0.5179324894514767
-0.5179324894514767 x 100 = -51.79%