-42.05% is the change from 409 to 237
Calculation steps:
[( 237 - 409 ) ÷ 409] x 100 = -42.05%
Formula
Percentage change = [(237 - 409) / 409] x 100
Subtract the new number by the original number
237 - 409 = -172
-172 ÷ 409 = -0.42053789731051344
-0.42053789731051344 x 100 = -42.05%