-70.19% is the change from 530 to 158
Calculation steps:
[( 158 - 530 ) ÷ 530] x 100 = -70.19%
Formula
Percentage change = [(158 - 530) / 530] x 100
Subtract the new number by the original number
158 - 530 = -372
-372 ÷ 530 = -0.7018867924528301
-0.7018867924528301 x 100 = -70.19%