-97.63% is the change from 169 to 4
Calculation steps:
[( 4 - 169 ) ÷ 169] x 100 = -97.63%
Formula
Percentage change = [(4 - 169) / 169] x 100
Subtract the new number by the original number
4 - 169 = -165
-165 ÷ 169 = -0.9763313609467456
-0.9763313609467456 x 100 = -97.63%