-78.09% is the change from 849 to 186
Calculation steps:
[( 186 - 849 ) ÷ 849] x 100 = -78.09%
Formula
Percentage change = [(186 - 849) / 849] x 100
Subtract the new number by the original number
186 - 849 = -663
-663 ÷ 849 = -0.7809187279151943
-0.7809187279151943 x 100 = -78.09%