-96.12% is the change from 593 to 23
Calculation steps:
[( 23 - 593 ) ÷ 593] x 100 = -96.12%
Formula
Percentage change = [(23 - 593) / 593] x 100
Subtract the new number by the original number
23 - 593 = -570
-570 ÷ 593 = -0.9612141652613828
-0.9612141652613828 x 100 = -96.12%