-86.62% is the change from 471 to 63
Calculation steps:
[( 63 - 471 ) ÷ 471] x 100 = -86.62%
Formula
Percentage change = [(63 - 471) / 471] x 100
Subtract the new number by the original number
63 - 471 = -408
-408 ÷ 471 = -0.8662420382165605
-0.8662420382165605 x 100 = -86.62%