-22.49% is the change from 845 to 655
Calculation steps:
[( 655 - 845 ) ÷ 845] x 100 = -22.49%
Formula
Percentage change = [(655 - 845) / 845] x 100
Subtract the new number by the original number
655 - 845 = -190
-190 ÷ 845 = -0.22485207100591717
-0.22485207100591717 x 100 = -22.49%