-94.9% is the change from 471 to 24
Calculation steps:
[( 24 - 471 ) ÷ 471] x 100 = -94.9%
Formula
Percentage change = [(24 - 471) / 471] x 100
Subtract the new number by the original number
24 - 471 = -447
-447 ÷ 471 = -0.9490445859872612
-0.9490445859872612 x 100 = -94.9%