-52.63% is the change from 323 to 153
Calculation steps:
[( 153 - 323 ) ÷ 323] x 100 = -52.63%
Formula
Percentage change = [(153 - 323) / 323] x 100
Subtract the new number by the original number
153 - 323 = -170
-170 ÷ 323 = -0.5263157894736842
-0.5263157894736842 x 100 = -52.63%