-99.43% is the change from 530 to 3
Calculation steps:
[( 3 - 530 ) ÷ 530] x 100 = -99.43%
Formula
Percentage change = [(3 - 530) / 530] x 100
Subtract the new number by the original number
3 - 530 = -527
-527 ÷ 530 = -0.9943396226415094
-0.9943396226415094 x 100 = -99.43%