-73.68% is the change from 623 to 164
Calculation steps:
[( 164 - 623 ) ÷ 623] x 100 = -73.68%
Formula
Percentage change = [(164 - 623) / 623] x 100
Subtract the new number by the original number
164 - 623 = -459
-459 ÷ 623 = -0.7367576243980738
-0.7367576243980738 x 100 = -73.68%