-71.91% is the change from 623 to 175
Calculation steps:
[( 175 - 623 ) ÷ 623] x 100 = -71.91%
Formula
Percentage change = [(175 - 623) / 623] x 100
Subtract the new number by the original number
175 - 623 = -448
-448 ÷ 623 = -0.7191011235955056
-0.7191011235955056 x 100 = -71.91%
Example