-78.27% is the change from 566 to 123
Calculation steps:
[( 123 - 566 ) ÷ 566] x 100 = -78.27%
Formula
Percentage change = [(123 - 566) / 566] x 100
Subtract the new number by the original number
123 - 566 = -443
-443 ÷ 566 = -0.7826855123674912
-0.7826855123674912 x 100 = -78.27%