-23.32% is the change from 566 to 434
Calculation steps:
[( 434 - 566 ) ÷ 566] x 100 = -23.32%
Formula
Percentage change = [(434 - 566) / 566] x 100
Subtract the new number by the original number
434 - 566 = -132
-132 ÷ 566 = -0.2332155477031802
-0.2332155477031802 x 100 = -23.32%