-31.65% is the change from 474 to 324
Calculation steps:
[( 324 - 474 ) ÷ 474] x 100 = -31.65%
Formula
Percentage change = [(324 - 474) / 474] x 100
Subtract the new number by the original number
324 - 474 = -150
-150 ÷ 474 = -0.31645569620253167
-0.31645569620253167 x 100 = -31.65%