-74.66% is the change from 655 to 166
Calculation steps:
[( 166 - 655 ) ÷ 655] x 100 = -74.66%
Formula
Percentage change = [(166 - 655) / 655] x 100
Subtract the new number by the original number
166 - 655 = -489
-489 ÷ 655 = -0.7465648854961832
-0.7465648854961832 x 100 = -74.66%