-52.1% is the change from 476 to 228
Calculation steps:
[( 228 - 476 ) ÷ 476] x 100 = -52.1%
Formula
Percentage change = [(228 - 476) / 476] x 100
Subtract the new number by the original number
228 - 476 = -248
-248 ÷ 476 = -0.5210084033613446
-0.5210084033613446 x 100 = -52.1%