-31.43% is the change from 821 to 563
Calculation steps:
[( 563 - 821 ) ÷ 821] x 100 = -31.43%
Formula
Percentage change = [(563 - 821) / 821] x 100
Subtract the new number by the original number
563 - 821 = -258
-258 ÷ 821 = -0.31425091352009743
-0.31425091352009743 x 100 = -31.43%