-21.23% is the change from 829 to 653
Calculation steps:
[( 653 - 829 ) ÷ 829] x 100 = -21.23%
Formula
Percentage change = [(653 - 829) / 829] x 100
Subtract the new number by the original number
653 - 829 = -176
-176 ÷ 829 = -0.21230398069963813
-0.21230398069963813 x 100 = -21.23%