-23.87% is the change from 662 to 504
Calculation steps:
[( 504 - 662 ) ÷ 662] x 100 = -23.87%
Formula
Percentage change = [(504 - 662) / 662] x 100
Subtract the new number by the original number
504 - 662 = -158
-158 ÷ 662 = -0.23867069486404835
-0.23867069486404835 x 100 = -23.87%