-38.17% is the change from 655 to 405
Calculation steps:
[( 405 - 655 ) ÷ 655] x 100 = -38.17%
Formula
Percentage change = [(405 - 655) / 655] x 100
Subtract the new number by the original number
405 - 655 = -250
-250 ÷ 655 = -0.3816793893129771
-0.3816793893129771 x 100 = -38.17%