-71.82% is the change from 685 to 193
Calculation steps:
[( 193 - 685 ) ÷ 685] x 100 = -71.82%
Formula
Percentage change = [(193 - 685) / 685] x 100
Subtract the new number by the original number
193 - 685 = -492
-492 ÷ 685 = -0.7182481751824817
-0.7182481751824817 x 100 = -71.82%