-22.22% is the change from 360 to 280
Calculation steps:
[( 280 - 360 ) ÷ 360] x 100 = -22.22%
Formula
Percentage change = [(280 - 360) / 360] x 100
Subtract the new number by the original number
280 - 360 = -80
-80 ÷ 360 = -0.2222222222222222
-0.2222222222222222 x 100 = -22.22%