-73.28% is the change from 610 to 163
Calculation steps:
[( 163 - 610 ) ÷ 610] x 100 = -73.28%
Formula
Percentage change = [(163 - 610) / 610] x 100
Subtract the new number by the original number
163 - 610 = -447
-447 ÷ 610 = -0.7327868852459016
-0.7327868852459016 x 100 = -73.28%