-25.18% is the change from 838 to 627
Calculation steps:
[( 627 - 838 ) ÷ 838] x 100 = -25.18%
Formula
Percentage change = [(627 - 838) / 838] x 100
Subtract the new number by the original number
627 - 838 = -211
-211 ÷ 838 = -0.25178997613365156
-0.25178997613365156 x 100 = -25.18%