-50.42% is the change from 357 to 177
Calculation steps:
[( 177 - 357 ) ÷ 357] x 100 = -50.42%
Formula
Percentage change = [(177 - 357) / 357] x 100
Subtract the new number by the original number
177 - 357 = -180
-180 ÷ 357 = -0.5042016806722689
-0.5042016806722689 x 100 = -50.42%