-97.8% is the change from 182 to 4
Calculation steps:
[( 4 - 182 ) ÷ 182] x 100 = -97.8%
Formula
Percentage change = [(4 - 182) / 182] x 100
Subtract the new number by the original number
4 - 182 = -178
-178 ÷ 182 = -0.978021978021978
-0.978021978021978 x 100 = -97.8%