-87.28% is the change from 228 to 29
Calculation steps:
[( 29 - 228 ) ÷ 228] x 100 = -87.28%
Formula
Percentage change = [(29 - 228) / 228] x 100
Subtract the new number by the original number
29 - 228 = -199
-199 ÷ 228 = -0.8728070175438597
-0.8728070175438597 x 100 = -87.28%