-88.57% is the change from 849 to 97
Calculation steps:
[( 97 - 849 ) ÷ 849] x 100 = -88.57%
Formula
Percentage change = [(97 - 849) / 849] x 100
Subtract the new number by the original number
97 - 849 = -752
-752 ÷ 849 = -0.8857479387514723
-0.8857479387514723 x 100 = -88.57%