-89.91% is the change from 228 to 23
Calculation steps:
[( 23 - 228 ) ÷ 228] x 100 = -89.91%
Formula
Percentage change = [(23 - 228) / 228] x 100
Subtract the new number by the original number
23 - 228 = -205
-205 ÷ 228 = -0.8991228070175439
-0.8991228070175439 x 100 = -89.91%