-56.42% is the change from 530 to 231
Calculation steps:
[( 231 - 530 ) ÷ 530] x 100 = -56.42%
Formula
Percentage change = [(231 - 530) / 530] x 100
Subtract the new number by the original number
231 - 530 = -299
-299 ÷ 530 = -0.5641509433962264
-0.5641509433962264 x 100 = -56.42%