-29.78% is the change from 460 to 323
Calculation steps:
[( 323 - 460 ) ÷ 460] x 100 = -29.78%
Formula
Percentage change = [(323 - 460) / 460] x 100
Subtract the new number by the original number
323 - 460 = -137
-137 ÷ 460 = -0.29782608695652174
-0.29782608695652174 x 100 = -29.78%