-18.49% is the change from 438 to 357
Calculation steps:
[( 357 - 438 ) ÷ 438] x 100 = -18.49%
Formula
Percentage change = [(357 - 438) / 438] x 100
Subtract the new number by the original number
357 - 438 = -81
-81 ÷ 438 = -0.18493150684931506
-0.18493150684931506 x 100 = -18.49%