-67.8% is the change from 323 to 104
Calculation steps:
[( 104 - 323 ) ÷ 323] x 100 = -67.8%
Formula
Percentage change = [(104 - 323) / 323] x 100
Subtract the new number by the original number
104 - 323 = -219
-219 ÷ 323 = -0.6780185758513931
-0.6780185758513931 x 100 = -67.8%