-34.11% is the change from 472 to 311
Calculation steps:
[( 311 - 472 ) ÷ 472] x 100 = -34.11%
Formula
Percentage change = [(311 - 472) / 472] x 100
Subtract the new number by the original number
311 - 472 = -161
-161 ÷ 472 = -0.3411016949152542
-0.3411016949152542 x 100 = -34.11%