-32.84% is the change from 475 to 319
Calculation steps:
[( 319 - 475 ) ÷ 475] x 100 = -32.84%
Formula
Percentage change = [(319 - 475) / 475] x 100
Subtract the new number by the original number
319 - 475 = -156
-156 ÷ 475 = -0.32842105263157895
-0.32842105263157895 x 100 = -32.84%