-71.64% is the change from 610 to 173
Calculation steps:
[( 173 - 610 ) ÷ 610] x 100 = -71.64%
Formula
Percentage change = [(173 - 610) / 610] x 100
Subtract the new number by the original number
173 - 610 = -437
-437 ÷ 610 = -0.7163934426229508
-0.7163934426229508 x 100 = -71.64%