-64.72% is the change from 530 to 187
Calculation steps:
[( 187 - 530 ) ÷ 530] x 100 = -64.72%
Formula
Percentage change = [(187 - 530) / 530] x 100
Subtract the new number by the original number
187 - 530 = -343
-343 ÷ 530 = -0.6471698113207547
-0.6471698113207547 x 100 = -64.72%