-32.7% is the change from 474 to 319
Calculation steps:
[( 319 - 474 ) ÷ 474] x 100 = -32.7%
Formula
Percentage change = [(319 - 474) / 474] x 100
Subtract the new number by the original number
319 - 474 = -155
-155 ÷ 474 = -0.3270042194092827
-0.3270042194092827 x 100 = -32.7%