-14.71% is the change from 578 to 493
Calculation steps:
[( 493 - 578 ) ÷ 578] x 100 = -14.71%
Formula
Percentage change = [(493 - 578) / 578] x 100
Subtract the new number by the original number
493 - 578 = -85
-85 ÷ 578 = -0.14705882352941177
-0.14705882352941177 x 100 = -14.71%