-19.43% is the change from 566 to 456
Calculation steps:
[( 456 - 566 ) ÷ 566] x 100 = -19.43%
Formula
Percentage change = [(456 - 566) / 566] x 100
Subtract the new number by the original number
456 - 566 = -110
-110 ÷ 566 = -0.19434628975265017
-0.19434628975265017 x 100 = -19.43%