-61.53% is the change from 824 to 317
Calculation steps:
[( 317 - 824 ) ÷ 824] x 100 = -61.53%
Formula
Percentage change = [(317 - 824) / 824] x 100
Subtract the new number by the original number
317 - 824 = -507
-507 ÷ 824 = -0.6152912621359223
-0.6152912621359223 x 100 = -61.53%