-62.45% is the change from 530 to 199
Calculation steps:
[( 199 - 530 ) ÷ 530] x 100 = -62.45%
Formula
Percentage change = [(199 - 530) / 530] x 100
Subtract the new number by the original number
199 - 530 = -331
-331 ÷ 530 = -0.6245283018867924
-0.6245283018867924 x 100 = -62.45%