-99.12% is the change from 228 to 2
Calculation steps:
[( 2 - 228 ) ÷ 228] x 100 = -99.12%
Formula
Percentage change = [(2 - 228) / 228] x 100
Subtract the new number by the original number
2 - 228 = -226
-226 ÷ 228 = -0.9912280701754386
-0.9912280701754386 x 100 = -99.12%