-50.54% is the change from 461 to 228
Calculation steps:
[( 228 - 461 ) ÷ 461] x 100 = -50.54%
Formula
Percentage change = [(228 - 461) / 461] x 100
Subtract the new number by the original number
228 - 461 = -233
-233 ÷ 461 = -0.5054229934924078
-0.5054229934924078 x 100 = -50.54%