-46.17% is the change from 849 to 457
Calculation steps:
[( 457 - 849 ) ÷ 849] x 100 = -46.17%
Formula
Percentage change = [(457 - 849) / 849] x 100
Subtract the new number by the original number
457 - 849 = -392
-392 ÷ 849 = -0.4617196702002356
-0.4617196702002356 x 100 = -46.17%