-53.71% is the change from 849 to 393
Calculation steps:
[( 393 - 849 ) ÷ 849] x 100 = -53.71%
Formula
Percentage change = [(393 - 849) / 849] x 100
Subtract the new number by the original number
393 - 849 = -456
-456 ÷ 849 = -0.5371024734982333
-0.5371024734982333 x 100 = -53.71%