-83.04% is the change from 849 to 144
Calculation steps:
[( 144 - 849 ) ÷ 849] x 100 = -83.04%
Formula
Percentage change = [(144 - 849) / 849] x 100
Subtract the new number by the original number
144 - 849 = -705
-705 ÷ 849 = -0.8303886925795053
-0.8303886925795053 x 100 = -83.04%