-16.23% is the change from 228 to 191
Calculation steps:
[( 191 - 228 ) ÷ 228] x 100 = -16.23%
Formula
Percentage change = [(191 - 228) / 228] x 100
Subtract the new number by the original number
191 - 228 = -37
-37 ÷ 228 = -0.16228070175438597
-0.16228070175438597 x 100 = -16.23%