-39.78% is the change from 832 to 501
Calculation steps:
[( 501 - 832 ) ÷ 832] x 100 = -39.78%
Formula
Percentage change = [(501 - 832) / 832] x 100
Subtract the new number by the original number
501 - 832 = -331
-331 ÷ 832 = -0.39783653846153844
-0.39783653846153844 x 100 = -39.78%