-53.94% is the change from 406 to 187
Calculation steps:
[( 187 - 406 ) ÷ 406] x 100 = -53.94%
Formula
Percentage change = [(187 - 406) / 406] x 100
Subtract the new number by the original number
187 - 406 = -219
-219 ÷ 406 = -0.5394088669950738
-0.5394088669950738 x 100 = -53.94%