-99.56% is the change from 229 to 1
Calculation steps:
[( 1 - 229 ) ÷ 229] x 100 = -99.56%
Formula
Percentage change = [(1 - 229) / 229] x 100
Subtract the new number by the original number
1 - 229 = -228
-228 ÷ 229 = -0.9956331877729258
-0.9956331877729258 x 100 = -99.56%