-19.59% is the change from 832 to 669
Calculation steps:
[( 669 - 832 ) ÷ 832] x 100 = -19.59%
Formula
Percentage change = [(669 - 832) / 832] x 100
Subtract the new number by the original number
669 - 832 = -163
-163 ÷ 832 = -0.19591346153846154
-0.19591346153846154 x 100 = -19.59%