-48.29% is the change from 849 to 439
Calculation steps:
[( 439 - 849 ) ÷ 849] x 100 = -48.29%
Formula
Percentage change = [(439 - 849) / 849] x 100
Subtract the new number by the original number
439 - 849 = -410
-410 ÷ 849 = -0.4829210836277974
-0.4829210836277974 x 100 = -48.29%