-45.03% is the change from 322 to 177
Calculation steps:
[( 177 - 322 ) ÷ 322] x 100 = -45.03%
Formula
Percentage change = [(177 - 322) / 322] x 100
Subtract the new number by the original number
177 - 322 = -145
-145 ÷ 322 = -0.4503105590062112
-0.4503105590062112 x 100 = -45.03%