-52.71% is the change from 351 to 166
Calculation steps:
[( 166 - 351 ) ÷ 351] x 100 = -52.71%
Formula
Percentage change = [(166 - 351) / 351] x 100
Subtract the new number by the original number
166 - 351 = -185
-185 ÷ 351 = -0.5270655270655271
-0.5270655270655271 x 100 = -52.71%