-51.59% is the change from 471 to 228
Calculation steps:
[( 228 - 471 ) ÷ 471] x 100 = -51.59%
Formula
Percentage change = [(228 - 471) / 471] x 100
Subtract the new number by the original number
228 - 471 = -243
-243 ÷ 471 = -0.5159235668789809
-0.5159235668789809 x 100 = -51.59%