-71.97% is the change from 685 to 192
Calculation steps:
[( 192 - 685 ) ÷ 685] x 100 = -71.97%
Formula
Percentage change = [(192 - 685) / 685] x 100
Subtract the new number by the original number
192 - 685 = -493
-493 ÷ 685 = -0.7197080291970803
-0.7197080291970803 x 100 = -71.97%