-81.41% is the change from 199 to 37
Calculation steps:
[( 37 - 199 ) ÷ 199] x 100 = -81.41%
Formula
Percentage change = [(37 - 199) / 199] x 100
Subtract the new number by the original number
37 - 199 = -162
-162 ÷ 199 = -0.8140703517587939
-0.8140703517587939 x 100 = -81.41%