-24.22% is the change from 838 to 635
Calculation steps:
[( 635 - 838 ) ÷ 838] x 100 = -24.22%
Formula
Percentage change = [(635 - 838) / 838] x 100
Subtract the new number by the original number
635 - 838 = -203
-203 ÷ 838 = -0.24224343675417662
-0.24224343675417662 x 100 = -24.22%