-64.3% is the change from 465 to 166
Calculation steps:
[( 166 - 465 ) ÷ 465] x 100 = -64.3%
Formula
Percentage change = [(166 - 465) / 465] x 100
Subtract the new number by the original number
166 - 465 = -299
-299 ÷ 465 = -0.6430107526881721
-0.6430107526881721 x 100 = -64.3%