-33.93% is the change from 280 to 185
Calculation steps:
[( 185 - 280 ) ÷ 280] x 100 = -33.93%
Formula
Percentage change = [(185 - 280) / 280] x 100
Subtract the new number by the original number
185 - 280 = -95
-95 ÷ 280 = -0.3392857142857143
-0.3392857142857143 x 100 = -33.93%