-43.02% is the change from 530 to 302
Calculation steps:
[( 302 - 530 ) ÷ 530] x 100 = -43.02%
Formula
Percentage change = [(302 - 530) / 530] x 100
Subtract the new number by the original number
302 - 530 = -228
-228 ÷ 530 = -0.43018867924528303
-0.43018867924528303 x 100 = -43.02%