-16.86% is the change from 593 to 493
Calculation steps:
[( 493 - 593 ) ÷ 593] x 100 = -16.86%
Formula
Percentage change = [(493 - 593) / 593] x 100
Subtract the new number by the original number
493 - 593 = -100
-100 ÷ 593 = -0.16863406408094436
-0.16863406408094436 x 100 = -16.86%