-95% is the change from 160 to 8
Calculation steps:
[( 8 - 160 ) ÷ 160] x 100 = -95%
Formula
Percentage change = [(8 - 160) / 160] x 100
Subtract the new number by the original number
8 - 160 = -152
-152 ÷ 160 = -0.95
-0.95 x 100 = -95%
Example