-30.94% is the change from 530 to 366
Calculation steps:
[( 366 - 530 ) ÷ 530] x 100 = -30.94%
Formula
Percentage change = [(366 - 530) / 530] x 100
Subtract the new number by the original number
366 - 530 = -164
-164 ÷ 530 = -0.30943396226415093
-0.30943396226415093 x 100 = -30.94%