-23.53% is the change from 357 to 273
Calculation steps:
[( 273 - 357 ) ÷ 357] x 100 = -23.53%
Formula
Percentage change = [(273 - 357) / 357] x 100
Subtract the new number by the original number
273 - 357 = -84
-84 ÷ 357 = -0.23529411764705882
-0.23529411764705882 x 100 = -23.53%