-60.19% is the change from 417 to 166
Calculation steps:
[( 166 - 417 ) ÷ 417] x 100 = -60.19%
Formula
Percentage change = [(166 - 417) / 417] x 100
Subtract the new number by the original number
166 - 417 = -251
-251 ÷ 417 = -0.6019184652278178
-0.6019184652278178 x 100 = -60.19%