-22.24% is the change from 832 to 647
Calculation steps:
[( 647 - 832 ) ÷ 832] x 100 = -22.24%
Formula
Percentage change = [(647 - 832) / 832] x 100
Subtract the new number by the original number
647 - 832 = -185
-185 ÷ 832 = -0.22235576923076922
-0.22235576923076922 x 100 = -22.24%