-21.39% is the change from 360 to 283
Calculation steps:
[( 283 - 360 ) ÷ 360] x 100 = -21.39%
Formula
Percentage change = [(283 - 360) / 360] x 100
Subtract the new number by the original number
283 - 360 = -77
-77 ÷ 360 = -0.21388888888888888
-0.21388888888888888 x 100 = -21.39%