-24.34% is the change from 834 to 631
Calculation steps:
[( 631 - 834 ) ÷ 834] x 100 = -24.34%
Formula
Percentage change = [(631 - 834) / 834] x 100
Subtract the new number by the original number
631 - 834 = -203
-203 ÷ 834 = -0.2434052757793765
-0.2434052757793765 x 100 = -24.34%