-54.32% is the change from 405 to 185
Calculation steps:
[( 185 - 405 ) ÷ 405] x 100 = -54.32%
Formula
Percentage change = [(185 - 405) / 405] x 100
Subtract the new number by the original number
185 - 405 = -220
-220 ÷ 405 = -0.5432098765432098
-0.5432098765432098 x 100 = -54.32%