-64.39% is the change from 907 to 323
Calculation steps:
[( 323 - 907 ) ÷ 907] x 100 = -64.39%
Formula
Percentage change = [(323 - 907) / 907] x 100
Subtract the new number by the original number
323 - 907 = -584
-584 ÷ 907 = -0.6438809261300992
-0.6438809261300992 x 100 = -64.39%