-39.9% is the change from 832 to 500
Calculation steps:
[( 500 - 832 ) ÷ 832] x 100 = -39.9%
Formula
Percentage change = [(500 - 832) / 832] x 100
Subtract the new number by the original number
500 - 832 = -332
-332 ÷ 832 = -0.39903846153846156
-0.39903846153846156 x 100 = -39.9%