-71.2% is the change from 684 to 197
Calculation steps:
[( 197 - 684 ) ÷ 684] x 100 = -71.2%
Formula
Percentage change = [(197 - 684) / 684] x 100
Subtract the new number by the original number
197 - 684 = -487
-487 ÷ 684 = -0.7119883040935673
-0.7119883040935673 x 100 = -71.2%