-31% is the change from 471 to 325
Calculation steps:
[( 325 - 471 ) ÷ 471] x 100 = -31%
Formula
Percentage change = [(325 - 471) / 471] x 100
Subtract the new number by the original number
325 - 471 = -146
-146 ÷ 471 = -0.3099787685774947
-0.3099787685774947 x 100 = -31%