-26.96% is the change from 853 to 623
Calculation steps:
[( 623 - 853 ) ÷ 853] x 100 = -26.96%
Formula
Percentage change = [(623 - 853) / 853] x 100
Subtract the new number by the original number
623 - 853 = -230
-230 ÷ 853 = -0.2696365767878077
-0.2696365767878077 x 100 = -26.96%