-19.89% is the change from 357 to 286
Calculation steps:
[( 286 - 357 ) ÷ 357] x 100 = -19.89%
Formula
Percentage change = [(286 - 357) / 357] x 100
Subtract the new number by the original number
286 - 357 = -71
-71 ÷ 357 = -0.19887955182072828
-0.19887955182072828 x 100 = -19.89%