-77.39% is the change from 849 to 192
Calculation steps:
[( 192 - 849 ) ÷ 849] x 100 = -77.39%
Formula
Percentage change = [(192 - 849) / 849] x 100
Subtract the new number by the original number
192 - 849 = -657
-657 ÷ 849 = -0.773851590106007
-0.773851590106007 x 100 = -77.39%