-64.85% is the change from 919 to 323
Calculation steps:
[( 323 - 919 ) ÷ 919] x 100 = -64.85%
Formula
Percentage change = [(323 - 919) / 919] x 100
Subtract the new number by the original number
323 - 919 = -596
-596 ÷ 919 = -0.6485310119695321
-0.6485310119695321 x 100 = -64.85%