-56.05% is the change from 405 to 178
Calculation steps:
[( 178 - 405 ) ÷ 405] x 100 = -56.05%
Formula
Percentage change = [(178 - 405) / 405] x 100
Subtract the new number by the original number
178 - 405 = -227
-227 ÷ 405 = -0.5604938271604938
-0.5604938271604938 x 100 = -56.05%