-70.73% is the change from 673 to 197
Calculation steps:
[( 197 - 673 ) ÷ 673] x 100 = -70.73%
Formula
Percentage change = [(197 - 673) / 673] x 100
Subtract the new number by the original number
197 - 673 = -476
-476 ÷ 673 = -0.7072808320950966
-0.7072808320950966 x 100 = -70.73%