-46.52% is the change from 230 to 123
Calculation steps:
[( 123 - 230 ) ÷ 230] x 100 = -46.52%
Formula
Percentage change = [(123 - 230) / 230] x 100
Subtract the new number by the original number
123 - 230 = -107
-107 ÷ 230 = -0.4652173913043478
-0.4652173913043478 x 100 = -46.52%