-76.79% is the change from 530 to 123
Calculation steps:
[( 123 - 530 ) ÷ 530] x 100 = -76.79%
Formula
Percentage change = [(123 - 530) / 530] x 100
Subtract the new number by the original number
123 - 530 = -407
-407 ÷ 530 = -0.7679245283018868
-0.7679245283018868 x 100 = -76.79%