-90.24% is the change from 164 to 16
Calculation steps:
[( 16 - 164 ) ÷ 164] x 100 = -90.24%
Formula
Percentage change = [(16 - 164) / 164] x 100
Subtract the new number by the original number
16 - 164 = -148
-148 ÷ 164 = -0.9024390243902439
-0.9024390243902439 x 100 = -90.24%