-8.49% is the change from 530 to 485
Calculation steps:
[( 485 - 530 ) ÷ 530] x 100 = -8.49%
Formula
Percentage change = [(485 - 530) / 530] x 100
Subtract the new number by the original number
485 - 530 = -45
-45 ÷ 530 = -0.08490566037735849
-0.08490566037735849 x 100 = -8.49%