-31.21% is the change from 471 to 324
Calculation steps:
[( 324 - 471 ) ÷ 471] x 100 = -31.21%
Formula
Percentage change = [(324 - 471) / 471] x 100
Subtract the new number by the original number
324 - 471 = -147
-147 ÷ 471 = -0.31210191082802546
-0.31210191082802546 x 100 = -31.21%