-31% is the change from 829 to 572
Calculation steps:
[( 572 - 829 ) ÷ 829] x 100 = -31%
Formula
Percentage change = [(572 - 829) / 829] x 100
Subtract the new number by the original number
572 - 829 = -257
-257 ÷ 829 = -0.3100120627261761
-0.3100120627261761 x 100 = -31%