-69.26% is the change from 823 to 253
Calculation steps:
[( 253 - 823 ) ÷ 823] x 100 = -69.26%
Formula
Percentage change = [(253 - 823) / 823] x 100
Subtract the new number by the original number
253 - 823 = -570
-570 ÷ 823 = -0.692588092345079
-0.692588092345079 x 100 = -69.26%